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Theorem Map

This page lists the public theorem spine by family. Names are Lean declarations; modules are relative to FormalSLT.

Core definitions

Declaration Module Role
risk Risk Expected loss under a measure
empiricalRisk Risk Sample average loss
IsERM ERM Predicate selecting empirical risk minimizers over a finite class
genGap GhostSample One-sided uniform generalization gap
piMeasure GhostSample IID product measure on Fin n -> Z
empiricalRademacherComplexity Rademacher.FiniteSample Finite-sample empirical Rademacher complexity
effectiveClass VC.Rademacher Distinct loss vectors realized on a sample
binaryClassTrace VC.PACBridge Binary label patterns realized on a sample
FiniteNet Covering.FiniteSubGaussianChaining Finite net with an explicit nearest projection

Finite union and budget allocation

Theorem Module Bound
finiteMeasureUnionBound Probability.FiniteUnionBound Finite-index measure union bound
finiteMeasureUnionBound_budget Probability.FiniteUnionBound Supplied finite per-event budgets whose sum is bounded by a total budget
finiteMeasureUnionBound_const Probability.FiniteUnionBound Common per-event budget gives card * β total mass
finiteMeasureUnionBound_equalBudget Probability.FiniteUnionBound Explicit per-event budget whose finite sum is bounded by a total budget
finiteMeasureUnionBound_cardInv Probability.FiniteUnionBound Nonempty finite class with per-event budget α / card has union mass ≤ α

Uniform-convergence probability bridges

Theorem Module Bound
finiteClassUniformDeviationUnionBound UniformConvergence Pointwise finite-class bad-event tails imply a simultaneous card * tail bound
finiteClassUniformDeviationUnionBound_cardInv UniformConvergence Equal split of a target failure budget gives simultaneous mass ≤ δ
finiteClassTwoSidedUniformDeviationUnionBound UniformConvergence Pointwise absolute-deviation tails imply a simultaneous finite-class bound
finiteClassTwoSidedUniformDeviationUnionBound_cardInv UniformConvergence Equal-budget absolute-deviation bridge for finite hypothesis classes
finiteTimeClassUnionBound_cardInv UniformConvergence Equal-budget union bound over a finite time horizon and finite hypothesis class
finiteTimeClassTwoSidedUniformDeviationUnionBound_cardInv UniformConvergence Finite-horizon absolute-deviation shell over all (time, hypothesis) pairs
finiteTimeClassUnionBound_timeBudget UniformConvergence Finite time budgets whose sum is ≤ δ, with each time split across hypotheses
finiteTimeClassTwoSidedUniformDeviationUnionBound_timeBudget UniformConvergence Finite-horizon absolute-deviation shell with a supplied time-budget sequence
finiteTimeClassTwoSidedUniformDeviationUnionBound_timeBudget_threshold UniformConvergence Finite-horizon absolute-deviation shell with a threshold depending on (time, hypothesis)
finiteDyadicTimeBudget UniformConvergence Standard dyadic time-budget schedule δ * 2^(-1-t)
finiteDyadicTimeBudget_sum_fin_le UniformConvergence Every finite prefix of the dyadic time-budget schedule sums to at most δ
finiteDyadicTimeBudget_tsum_le UniformConvergence The full natural-time dyadic schedule has total budget at most δ
countableTimeClassUnionBound_timeBudget UniformConvergence Countable-time finite-class union shell with a supplied summable time-budget sequence
countableTimeClassUnionBound_dyadicBudget UniformConvergence Countable-time finite-class union shell using the standard dyadic schedule
countableTimeClassTwoSidedUniformDeviationUnionBound_dyadicBudget_threshold UniformConvergence Countable-time dyadic absolute-deviation shell with time-varying thresholds
countableTimeClass_iUnion_eq_exists UniformConvergence Rewrites a countable time-class indexed union as an existential event
countableTimeClass_not_forall_lt_eq_exists_ge UniformConvergence Rewrites failure of an all-times/all-hypotheses strict bound as an existential crossing event
finiteTimeClassUnionBound_dyadicBudget UniformConvergence Finite-prefix time-class union shell using the standard dyadic schedule
finiteTimeClassTwoSidedUniformDeviationUnionBound_dyadicBudget UniformConvergence Finite-prefix absolute-deviation shell using the standard dyadic schedule
finiteTimeClassTwoSidedUniformDeviationUnionBound_dyadicBudget_threshold UniformConvergence Finite-prefix dyadic absolute-deviation shell with time-varying thresholds
finiteTimeClassTwoSidedUnionBoundFromOneSidedTails_dyadicBudget UniformConvergence Finite-prefix dyadic shell from one-sided upper and lower pointwise tails
empiricalAverageUpperHoeffdingTail UniformConvergence Named ENNReal upper-tail budget produced by the fixed-hypothesis Hoeffding wrapper
empiricalAverageLowerHoeffdingTail UniformConvergence Named ENNReal lower-tail budget produced by the fixed-hypothesis Hoeffding wrapper
finiteTimeClassEmpiricalAverageDeviationFromHoeffding_dyadicBudget UniformConvergence Finite-prefix dyadic finite-class deviation bound from bounded independent empirical-average losses
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_dyadicBudget UniformConvergence Shared-sample finite-prefix wrapper for bounded independent empirical-average losses
empiricalAverageUpperHoeffdingTail_eq_lower UniformConvergence Normalizes the upper-tail Hoeffding range expression to the lower-tail expression
empiricalAverageTwoSidedHoeffdingTail UniformConvergence Combined two-sided empirical-average Hoeffding budget
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_twoSidedTailBudget UniformConvergence Shared-sample finite-prefix wrapper using one combined two-sided Hoeffding budget
empiricalAverageUniformRangeTwoSidedHoeffdingTail UniformConvergence Uniform-range two-sided empirical-average Hoeffding budget with one denominator proxy
empiricalAverageTwoSidedHoeffdingTail_le_uniformRangeTwoSidedHoeffdingTail UniformConvergence Algebraic bridge from the concrete finite sum of squared half-ranges to the uniform range proxy
empiricalAverageRangeSum_le_card_mul_uniformRange UniformConvergence Finite-sum range envelope from a pointwise uniform range-width bound
empiricalAverageRangeSum_pos_of_exists_range_pos UniformConvergence Positive finite-sum denominator certificate from one sampled coordinate with positive range
empiricalAverageTwoSidedHoeffdingTail_le_uniformRangeTwoSidedHoeffdingTail_of_rangeBound UniformConvergence Two-sided Hoeffding tail bridge from a pointwise range-width bound and closed-form proxy
empiricalAverageTwoSidedHoeffdingTail_le_uniformRangeTwoSidedHoeffdingTail_of_rangeBound_of_exists_range_pos UniformConvergence Two-sided Hoeffding tail bridge using pointwise range width and an explicit nondegenerate sample coordinate
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_uniformRangeBudget UniformConvergence Shared-sample finite-prefix wrapper using one uniform range proxy and dyadic time budgets
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_uniformRangeBudget_of_rangeBound UniformConvergence Shared-sample finite-prefix wrapper with pointwise uniform range width and one closed-form proxy
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_uniformRangeBudget_of_rangeBound_of_exists_range_pos UniformConvergence Shared-sample finite-prefix wrapper with pointwise uniform range width and nondegenerate sample-coordinate certificates
empiricalAverageUniformRangeTwoSidedHoeffdingSampleSizeTail UniformConvergence Displayed two-sided Hoeffding budget 2 * exp(-2 * sampleSize * ε^2 / R^2)
empiricalAverageUniformRangeTwoSidedHoeffdingTail_eq_sampleSizeTail UniformConvergence Algebraic identification between the range-proxy budget and the sample-size display
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_sampleSize UniformConvergence Shared-sample finite-prefix wrapper using the displayed sample-size Hoeffding budget
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_sampleSize_threshold UniformConvergence Shared-sample finite-prefix wrapper using a displayed sample-size Hoeffding budget and time-varying thresholds
empiricalAverageUniformRangeTwoSidedHoeffdingSampleSizeTail_le_of_logBudget UniformConvergence Real log-budget condition implies the displayed Hoeffding tail fits a target budget
empiricalAverageUniformRangeTwoSidedHoeffdingSampleSizeTail_le_of_explicitRadius UniformConvergence Unit-range displayed Hoeffding tail is bounded at the inverted square-root confidence radius
empiricalAverageUniformRangeTwoSidedHoeffdingSampleSizeTail_le_of_sampleSize_ge UniformConvergence Explicit sample-size lower bound implies the displayed Hoeffding tail fits a target budget
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_sampleSize_from_logBudget UniformConvergence Shared-sample finite-prefix wrapper using real log budgets below the dyadic ENNReal budget split
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_sampleSize_ge UniformConvergence Shared-sample finite-prefix wrapper using explicit sample-size lower bounds and real budgets
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_sampleSize_dyadicRealBudget UniformConvergence Shared-sample finite-prefix wrapper using explicit sample-size lower bounds and the concrete dyadic real budget δ * 2^(-1-t) / card(H)
finiteDyadicRealBudget_classBudget_ofReal UniformConvergence Concrete real dyadic class budget maps exactly to the ENNReal dyadic time/class split
empiricalAverageUniformRangeSampleSize_ge_of_sqrtBudget_le UniformConvergence Algebraic bridge from a square-root radius condition to the displayed sample-size lower bound
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_epsilonOfSampleSize_dyadicRealBudget UniformConvergence Shared-sample finite-prefix wrapper using a radius-style condition and the concrete dyadic real budget
finiteDyadicRealBudget_horizon_le_time UniformConvergence Finite-horizon dyadic real-budget monotonicity: the horizon budget is no larger than any prefix time budget
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_horizonUniformRadius_dyadicRealBudget UniformConvergence Shared-sample finite-prefix wrapper using one horizon-level radius condition
finiteDyadicRealBudget_horizon_logBudget_eq_closedForm UniformConvergence Closed-form rewrite of the finite-horizon dyadic log-budget term
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_closedFormHorizonRadius_dyadicRealBudget UniformConvergence Shared-sample finite-prefix wrapper using a closed-form horizon/class/budget radius
finiteTimeClassSharedSampleEmpiricalAverageDeviationFromHoeffding_closedFormHorizonSampleSize_dyadicRealBudget UniformConvergence Shared-sample finite-prefix wrapper using a closed-form horizon/class/budget sample-size condition
finitePrefixFiniteClassDeviationFromHoeffding_closedForm UniformConvergence Route-facing finite-prefix finite-class Hoeffding deviation theorem with the closed-form sample-size condition
finitePrefixFiniteClassDeviationFromHoeffding_closedForm_cardSample UniformConvergence Route-facing finite-prefix finite-class Hoeffding theorem with denominator written directly as (s.card : ℝ)
finitePrefixFiniteClassDeviationFromHoeffding_closedForm_unitRange UniformConvergence Route-facing unit-range finite-prefix finite-class Hoeffding theorem with compact log(card/time/budget) / (2 * ε^2) sample-size condition
finitePrefixFiniteClassDeviationFromHoeffding_unitRange_radius UniformConvergence Route-facing unit-range finite-prefix finite-class Hoeffding theorem in confidence-radius form
finitePrefixFiniteClassDeviationFromHoeffding_unitRange_explicitRadius UniformConvergence Route-facing unit-range finite-prefix finite-class Hoeffding theorem with the confidence radius written directly in the deviation event
finitePrefixFiniteClassDeviationFromHoeffding_unitRange_explicitRadius_nonemptySample UniformConvergence Route-facing explicit-radius theorem with radius positivity discharged by nonempty sample and strict finite-prefix budget assumptions
finitePrefixFiniteClassDeviationFromHoeffding_zeroOneRange_explicitRadius UniformConvergence Route-facing explicit-radius theorem for losses bounded in [0,1], removing caller-supplied lower and upper range functions and discharging the negative-integral identity internally
finitePrefixFiniteClassDeviationFromHoeffding_zeroOneRange_timeVaryingRadius UniformConvergence Finite-prefix time-varying dyadic-radius event from supplied pointwise tails and checked dyadic budget conversion
finitePrefixFiniteClassDeviationFromHoeffding_zeroOneRange_timeVaryingRadius_fromHoeffding UniformConvergence Finite-prefix time-varying dyadic-radius theorem for [0,1] losses with the pointwise tails discharged from Hoeffding
zeroOneDyadicFiniteClassConfidenceRadius UniformConvergence Named dyadic confidence radius for [0,1] finite-class empirical-average deviations
zeroOneDyadicFiniteClassConfidenceRadius_le_of_sampleSize_ge UniformConvergence Sample-size lower bound implies the named dyadic confidence radius is at most a target ε
anytimeFiniteClassDeviationFromHoeffding_zeroOneRange_timeVaryingRadius_fromHoeffding UniformConvergence Countable-time finite-class Hoeffding theorem for [0,1] losses with dyadic per-time radii
anytimeFiniteClassDeviationFromHoeffding_zeroOneRange_timeVaryingRadius_exists_fromHoeffding UniformConvergence Existential-event version of the countable-time finite-class Hoeffding theorem
anytimeFiniteClassDeviationFromHoeffding_zeroOneRange_namedRadius_exists_fromHoeffding UniformConvergence Existential-event anytime theorem using the named dyadic confidence radius
finiteClassConfidenceSequenceFailureEvent UniformConvergence Named failure event for the [0,1] finite-class dyadic confidence sequence
FiniteClassConfidenceSequence UniformConvergence Bundled assumptions for the [0,1] finite-class dyadic confidence sequence
anytimeFiniteClassDeviationFromHoeffding_zeroOneRange_confidenceSequence_fromHoeffding UniformConvergence Confidence-sequence failure-probability theorem for all natural times and finite hypotheses
FiniteClassConfidenceSequence.failure_probability_le UniformConvergence Bundled API theorem bounding the named confidence-sequence failure event

Rademacher and VC spine

Theorem Module Bound
expected_genGap_le_two_expected_empiricalRademacherComplexity Rademacher.Symmetrization E[genGap] <= 2 * E[Rad]
genGap_tail_bound_azuma_explicit Azuma.GenGapTail P(genGap - E[genGap] >= ε) <= exp(-ε² n / (8B²))
hasBoundedDifferences_tail_sharp Azuma.GenGapTail P(f - E[f] >= ε) <= exp(-2ε² / sum_k c_k²)
genGap_tail_bound_sharp_explicit Azuma.GenGapTail P(genGap - E[genGap] >= ε) <= exp(-ε² n / (2B²))
mcdiarmid_of_hasBoundedDifferences_sharp Concentration.SharpMcDiarmid Public wrapper for the sharp product bounded-differences tail
mcdiarmid_of_hasBoundedDifferences_sharp_lower Concentration.SharpMcDiarmid Lower-tail wrapper obtained from the upper tail applied to -f
mcdiarmid_twoSided_of_hasBoundedDifferences_sharp Concentration.SharpMcDiarmid Two-sided homogeneous product bounded-differences tail P(|f - E[f]| >= ε) <= 2 exp(-2ε² / sum_k c_k²)
mcdiarmid_of_hasBoundedDifferences_sharp_hetero Concentration.HeterogeneousMcDiarmid Heterogeneous-law product upper tail with the sharp McDiarmid exponent
mcdiarmid_of_hasBoundedDifferences_sharp_hetero_lower Concentration.HeterogeneousMcDiarmid Heterogeneous-law product lower tail with the sharp McDiarmid exponent
mcdiarmid_twoSided_of_hasBoundedDifferences_sharp_hetero Concentration.HeterogeneousMcDiarmid Two-sided heterogeneous-law product tail P(|f - E[f]| >= ε) <= 2 exp(-2ε² / sum_k c_k²)
mcdiarmid_of_hasBoundedDifferences_sharp_of_hetero Concentration.HeterogeneousMcDiarmid Homogeneous recovery from the heterogeneous product theorem by taking a constant law family
massart_finite_class Rademacher.Massart Rad(H,S) <= B * sqrt(2 * log card(H) / n)
genGap_highProb_rademacher Rademacher.HighProbability P(genGap >= 2 * E[Rad] + ε) <= exp(-ε² n / (2B²))
genGap_highProb_finiteClass Rademacher.FiniteClassHighProb Massart plus sharp high-probability Rademacher
uniformDeviation_highProb_finiteClass Rademacher.UniformDeviation Two-sided finite-class uniform deviation with sharp one-sided tails
sauerShelah_polynomial_bound VC.SauerShelah sum_{k<=d} C(n,k) <= (en/d)^d
empiricalRademacherComplexity_le_massart_effective VC.Rademacher Effective-class Massart bound
vcRademacher_pointwise VC.SampleComplexity Rad <= B * sqrt(2d * log(en/d) / n)
genGap_highProb_vcClass VC.SampleComplexity VC-style one-sided genGap tail with sharp exponent
uniformDeviation_highProb_vcClass VC.SampleComplexity VC-style two-sided uniform deviation with sharp one-sided tails
vc_erm_excessRisk_tail VC.SampleComplexity VC-style ERM excess-risk tail with sharp concentration term
vc_erm_sample_complexity VC.SampleComplexity Closed-form VC ERM sample-complexity theorem with explicit 72 * B^2 constant
effectiveClass_zeroOneLoss_card_eq_binaryClassTrace VC.BinaryVCBridge Effective 0-1 loss patterns equal binary traces
effectiveClass_zeroOneLoss_card_le_sauerShelah VC.BinaryVCBridge Binary VC Sauer-Shelah corollary

Contraction and linear predictors

Theorem Module Bound
one_step_contraction Rademacher.Contraction One coordinate replacement step for the finite contraction proof
contraction_1lip Rademacher.Contraction Finite-sample scalar contraction for 1-Lipschitz transforms
contraction_empirical Rademacher.Contraction Empirical Rademacher wrapper for 1-Lipschitz transforms
empiricalRademacherComplexity_contraction_lipschitz Rademacher.Contraction Rad_S(φ ∘ F) <= L * Rad_S(F) for finite scalar classes
linearPredictor_rademacher_finiteDim Rademacher.LinearPredictor `Rad <= R * n⁻¹ * sqrt(sum k,
linearPredictor_rademacher_uniform_finiteDim Rademacher.LinearPredictor `

Covering and finite chaining

Theorem Module Bound
rademacher_covering_bound Covering.Rademacher Rad(F) <= ε + Rad(N_ε)
rademacher_covering_massart Covering.Rademacher Covering plus Massart
rademacher_two_step_chaining Covering.DudleyChaining Two-scale finite chaining bound
finite_expectedSup_le_of_mgf_log Covering.FiniteSubGaussianChaining MGF control gives finite expected-sup entropy budget
finite_expectedSup_le_of_subGaussian_mgf_sqrt Covering.FiniteSubGaussianChaining Optimized finite sub-Gaussian max bound
finite_chaining_expectation_bound Covering.FiniteSubGaussianChaining Finite multiscale chaining decomposition in expectation
finite_projected_chaining_expectation_bound Covering.FiniteSubGaussianChaining Finite projected-supremum chaining without an identity terminal projection
finite_chaining_expectation_bound_of_radius_sqrt Covering.FiniteSubGaussianChaining Radius-bounded finite chaining with square-root entropy budgets
finite_chaining_expectation_bound_of_net_sequence_pairs_sqrt Covering.FiniteSubGaussianChaining Projection-pair entropy version for finite net sequences
finite_chaining_expectation_bound_of_net_sequence_coveringNumbers_sqrt Covering.FiniteSubGaussianChaining Covering-number version for finite net sequences
finite_projected_chaining_expectation_bound_of_net_sequence_coveringNumbers_sqrt Covering.FiniteSubGaussianChaining Projected finite-net chaining bound with covering-number entropy budgets
FiniteNet.ProjectedIndex Covering.FiniteSubGaussianChaining Finite image of a net projection, used to avoid a finite ambient index assumption
finite_projectedNet_chaining_expectation_bound_of_net_sequence_coveringNumbers_sqrt Covering.FiniteSubGaussianChaining Projected finite-net-image chaining bound without [Fintype T]
FiniteDyadicDudleyInstance Covering.FiniteSubGaussianChaining Packaged reusable finite dyadic Dudley instance: net sequence, coarse budget, variance positivity, and coarse projected-supremum bound
FiniteDyadicDudleyInstance.SupremumAdapter Covering.FiniteSubGaussianChaining Optional supplied-supremum adapter to a terminal projected finite-net supremum plus explicit terminal error
FiniteDyadicDudleyInstance.projected_dudley_bound Covering.FiniteSubGaussianChaining Projected finite-net Dudley bound from a packaged finite dyadic Dudley instance
FiniteDyadicDudleyInstance.suppliedSup_dudley_bound Covering.FiniteSubGaussianChaining Supplied-supremum finite Dudley bound from a packaged instance and adapter
finite_dudley_entropy_sum_projection_pairs Covering.FiniteSubGaussianChaining Finite Dudley-style entropy sum over projection-pair families
finite_dudley_entropy_sum_coveringNumbers Covering.FiniteSubGaussianChaining Finite Dudley-style entropy sum with covering-number products
finite_dudley_entropy_sum_projection_pairs_geometric_radius Covering.FiniteSubGaussianChaining Dyadic/geometric radius schedule for projection pairs
finite_dudley_entropy_sum_coveringNumbers_geometric_radius Covering.FiniteSubGaussianChaining Dyadic/geometric radius schedule for covering numbers
finite_dudley_entropy_sum_projection_pairs_geometric_entropy_budget Covering.FiniteSubGaussianChaining Per-scale entropy-budget wrapper for projection pairs
finite_dudley_entropy_sum_coveringNumbers_geometric_entropy_budget Covering.FiniteSubGaussianChaining Per-scale entropy-budget wrapper for covering numbers
finite_dudley_entropy_sum_projection_pairs_geometric_uniform_entropy Covering.FiniteSubGaussianChaining Uniform entropy cap collapses the dyadic sum to a 2 * radiusScale budget for projection pairs
finite_dudley_entropy_sum_coveringNumbers_geometric_uniform_entropy Covering.FiniteSubGaussianChaining Uniform entropy cap collapses the dyadic covering-number sum to a 2 * radiusScale budget
finite_dudley_entropy_sum_projection_pairs_geometric_annulus_budget Covering.FiniteSubGaussianChaining Finite dyadic annulus-budget bridge for projection pairs
finite_dudley_entropy_sum_coveringNumbers_geometric_annulus_budget Covering.FiniteSubGaussianChaining Finite dyadic annulus-budget bridge for covering numbers
finite_dudley_entropy_sum_projection_pairs_geometric_integral_budget Covering.FiniteSubGaussianChaining Finite dyadic entropy-integral budget for projection pairs
finite_dudley_entropy_sum_coveringNumbers_geometric_integral_budget Covering.FiniteSubGaussianChaining Finite dyadic entropy-integral budget for covering numbers
finiteDyadicEntropyAtRadiusUpperSum Covering.FiniteSubGaussianChaining Finite dyadic entropy-at-radius upper sum sampled at lower annulus endpoints
finiteDyadicEntropyIntegralBudget_one_const Covering.FiniteSubGaussianChaining One-step dyadic entropy budget for a constant entropy envelope
finiteDyadicEntropyIntegralBudget_le_entropyAtRadiusUpperSum Covering.FiniteSubGaussianChaining Finite dyadic budget comparison to an entropy-at-radius upper sum
finitePrefixSupEnvelope_const Covering.FiniteSubGaussianChaining Constant scale budgets remain constant under the finite prefix-sup envelope
finitePrefixSupEnvelope_eq_self_of_monotone Covering.FiniteSubGaussianChaining Monotone scale budgets equal their finite prefix-sup envelope
finite_dudley_entropy_sum_coveringNumbers_geometric_integral_budget_prefix_envelope Covering.FiniteSubGaussianChaining Finite covering-count wrapper with a monotone prefix-sup entropy envelope
finite_projected_dudley_entropy_sum_coveringNumbers_geometric_integral_budget_prefix_envelope Covering.FiniteSubGaussianChaining Projected finite Dudley wrapper with a monotone prefix-sup entropy envelope
finite_projectedNet_dudley_entropy_sum_coveringNumbers_geometric_integral_budget_prefix_envelope Covering.FiniteSubGaussianChaining Projected finite-net-image Dudley wrapper without [Fintype T]
finite_projectedNet_dudley_entropy_sum_coveringNumbers_geometric_entropy_integral_comparison Covering.FiniteSubGaussianChaining Projected finite-net Dudley wrapper compared to a supplied finite entropy-at-radius integral budget
shiftedDyadicIntervalIntegralSum_eq_truncatedIntervalIntegral Covering.FiniteSubGaussianChaining Shifted finite dyadic annulus integrals compose into one truncated interval integral
finiteDyadicEntropyAtRadiusUpperSum_le_two_mul_truncatedIntervalIntegral Covering.FiniteSubGaussianChaining Finite entropy-at-radius upper sum dominated by a single truncated interval integral
finite_projectedNet_dudley_entropy_sum_coveringNumbers_geometric_entropy_truncatedIntervalIntegral_comparison Covering.FiniteSubGaussianChaining Projected finite-net Dudley wrapper with a truncated interval-integral entropy budget
finiteExpectation_supFunctional_le_projected_add_terminalError Covering.FiniteSubGaussianChaining Finite expectation adapter from a supplied supremum functional to a projected finite-supremum surrogate
finiteSup_skeleton_le_projectedSup_add_terminalError Covering.FiniteSubGaussianChaining Finite skeleton supremum controlled by terminal projected finite-net supremum plus explicit error
finiteExpectation_supFunctional_le_projected_add_skeleton_terminalError Covering.FiniteSubGaussianChaining Expected supplied supremum controlled through explicit finite-skeleton and terminal-projection errors
terminalApprox_of_pathwise_modulus Covering.FiniteSubGaussianChaining Terminal net radius plus pathwise modulus discharges the terminal-projection approximation hypothesis
terminalApprox_of_pathwise_modulus_radiusBound Covering.FiniteSubGaussianChaining Radius-bound variant of terminal pathwise-modulus approximation
finiteSup_le_skeletonSup_add_of_pointwise_approx Covering.FiniteSubGaussianChaining Finite ambient supremum controlled by a finite skeleton under pointwise approximation
supFunctional_le_skeletonSup_add_of_witnessed_pointwise_approx Covering.FiniteSubGaussianChaining Supplied supremum functional controlled by an approximate witness and finite skeleton selector
finite_supFunctional_dudley_entropy_sum_coveringNumbers_geometric_entropy_truncatedIntervalIntegral_comparison Covering.FiniteSubGaussianChaining Boundary-layer finite Dudley wrapper for a supplied supremum functional plus terminal error
finite_separableSupFunctional_dudley_entropy_sum_coveringNumbers_geometric_entropy_truncatedIntervalIntegral_comparison Covering.FiniteSubGaussianChaining Boundary-layer finite Dudley wrapper with explicit finite-skeleton and terminal-projection hypotheses
finiteMetricCoverOfTotallyBoundedUniv Covering.TotalBoundedDudley Totally bounded metric spaces admit finite covers at every positive real radius
finiteNetOfTotallyBoundedUniv Covering.TotalBoundedDudley Extracts the repo's bundled finite-net record from total boundedness
dyadicChainingFiniteNetOfTotallyBoundedUniv_pair_radius_le Covering.TotalBoundedDudley Dyadic total-bounded net schedule satisfies the adjacent-radius budget used by finite chaining
dyadicChainingFiniteNetSequenceOfTotallyBounded Covering.TotalBoundedDudley Packages the total-bounded dyadic net schedule as a FiniteDyadicNetSequence under global projection-pair hypotheses
finiteDyadicDudleyInstanceOfTotallyBounded Covering.TotalBoundedDudley Packages the total-bounded dyadic net schedule as a FiniteDyadicDudleyInstance when global coarse-budget and projection-pair hypotheses are available
finite_projectedNet_dudley_entropy_sum_totalBounded_dyadic_coveringNumbers Covering.TotalBoundedDudley Total-bounded dyadic wrapper over the terminal projected finite-net image, without [Fintype T]
finite_projectedNet_dudley_entropy_sum_totalBounded_dyadic_entropy_integral_comparison Covering.TotalBoundedDudley Total-bounded projected finite-net wrapper compared to a supplied finite entropy-at-radius integral budget
finite_projectedNet_dudley_entropy_sum_totalBounded_dyadic_entropy_truncatedIntervalIntegral_comparison Covering.TotalBoundedDudley Total-bounded projected finite-net wrapper with one truncated interval-integral entropy budget
finite_supFunctional_dudley_totalBounded_dyadic_entropy_truncatedIntervalIntegral_comparison Covering.TotalBoundedDudley Total-bounded boundary wrapper for a supplied supremum functional under explicit terminal approximation
finite_separableSupFunctional_dudley_totalBounded_dyadic_entropy_truncatedIntervalIntegral_comparison Covering.TotalBoundedDudley Total-bounded boundary wrapper with explicit finite-skeleton/dense-net and terminal-projection assumptions
finite_witnessedSup_modulus_dudley_totalBounded_dyadic_entropy_truncatedIntervalIntegral_comparison Covering.TotalBoundedDudley Total-bounded Dudley boundary wrapper using approximate witnesses, finite skeleton selectors, and pathwise modulus
EpsilonizedSupremumBoundaryChoice Covering.TotalBoundedDudley Finite skeleton and terminal-scale certificate for an epsilonized Dudley boundary step
finite_epsilonizedSup_modulus_dudley_totalBounded_dyadic_entropy_truncatedIntervalIntegral_comparison Covering.TotalBoundedDudley For every positive error budget, a finite skeleton/terminal-scale certificate yields a Dudley bound with + eta
skeletonApprox_of_finiteCover_pathwiseModulus Covering.TotalBoundedDudley Finite-cover radius plus pathwise modulus gives the finite-skeleton approximation hypothesis
FiniteCoverSupremumBoundaryChoice Covering.TotalBoundedDudley Finite-cover/pathwise-modulus certificate for the epsilonized Dudley boundary step
finite_epsilonizedSup_dudley_totalBounded_of_finiteCoverSupremumBoundaryChoice Covering.TotalBoundedDudley Epsilonized total-bounded Dudley wrapper from finite-cover and pathwise-modulus certificates
finite_projected_dudley_entropy_sum_totalBounded_dyadic_coveringNumbers Covering.TotalBoundedDudley Total-bounded dyadic wrapper for the terminal projected supremum, without an identity terminal net
finite_dudley_entropy_sum_totalBounded_dyadic_coveringNumbers Covering.TotalBoundedDudley Finite-terminal total-bounded dyadic wrapper composed with the finite Dudley entropy-budget theorem
totalBoundedCoveringNumberAtRadius Covering.TotalBoundedDudleyCovering Half-open real-radius selected-cover-count staircase for the total-bounded dyadic net schedule
totalBoundedCoveringNumberAtRadius_dyadic Covering.TotalBoundedDudleyCovering The staircase samples the monotone prefix envelope of selected adjacent dyadic cover-count products at dyadic radii
totalBoundedCoveringNumberAtRadiusENat_ne_top Covering.TotalBoundedDudleyCovering The selected-cover-count staircase has a finite ℕ∞ surface
totalBoundedCoveringEntropyAtRadius_guarded Covering.TotalBoundedDudleyCovering The induced entropy staircase satisfies the guarded closed-annulus condition
totalBoundedCoveringEntropy_dominates_dyadicEnvelope_sample Covering.TotalBoundedDudleyCovering Dyadic samples dominate the finite entropy prefix envelope used by total-bounded finite wrappers
unitInterval_totalBoundedCoveringNumber_sample_positive Covering.TotalBoundedDudleyCovering Concrete non-vacuity witness for the generic selected-cover-count surface on the unit interval
minimalMetricCoveringNumber Covering.TotalBoundedMinimalCovering Genuine minimal finite metric covering number for a nonempty totally bounded metric index space
minimalMetricCoveringNumber_spec Covering.TotalBoundedMinimalCovering The genuine minimal covering number is realized by a finite metric cover
minimalMetricCoveringNumber_le_of_metricCoverCardinalityLe Covering.TotalBoundedMinimalCovering Any finite metric cover with at most n centers bounds the genuine minimal covering number by n
minimalMetricCoveringNumber_pos Covering.TotalBoundedMinimalCovering Nonempty totally bounded spaces have positive genuine minimal covering number at positive radius
minimalMetricCoverOfTotallyBoundedUniv Covering.TotalBoundedMinimalCovering Chooses a cardinal-minimal finite metric cover from the genuine minimal covering-number witness
minimalMetricCoverOfTotallyBoundedUniv_card_eq Covering.TotalBoundedMinimalCovering The chosen finite metric cover has cardinality exactly equal to the genuine minimal covering number
minimalMetricCoverOfTotallyBoundedUniv_card_minimal Covering.TotalBoundedMinimalCovering Every finite metric cover has at least as many centers as the chosen minimal cover
minimalFiniteNetOfTotallyBoundedUniv_coveringNumber_eq Covering.TotalBoundedMinimalCovering The bundled finite net built from the minimal cover has covering count equal to the genuine minimal covering number
minimalDyadicChainingFiniteNetOfTotallyBoundedUniv_coveringNumber_eq Covering.TotalBoundedMinimalCovering The dyadic minimal-net schedule has genuine minimal covering count at each sampled radius
minimalMetricCoveringNumber_le_dyadicSelectedCoveringNumber Covering.TotalBoundedMinimalCovering The genuine minimal covering number is bounded by each selected dyadic finite-net count
minimalMetricCoveringNumber_le_totalBoundedDyadicCoverCountEnvelope Covering.TotalBoundedMinimalCovering The selected dyadic envelope dominates the genuine minimal covering number at sampled dyadic net radii
unitInterval_minimalMetricCoveringNumber_sample_positive Covering.TotalBoundedMinimalCovering Concrete non-vacuity witness for the genuine minimal covering number on the unit interval
unitInterval_minimalMetricCoverOfTotallyBoundedUniv_sample_card_positive Covering.TotalBoundedMinimalCovering Concrete non-vacuity witness for the chosen minimal finite cover on the unit interval
totalBoundedSelectedCoverCount_dyadicProfileBound_of_boundaryChoice Covering.TotalBoundedDudleySelectedCapstone Boundary certificates give the guarded dyadic upper-sum input for the selected-cover-count entropy profile
continuous_dudley_entropy_integral_iSup_totalBounded_selectedCoverCountEnvelope_not_minimalCoveringNumber Covering.TotalBoundedDudleySelectedCapstone Generic totally bounded continuous Dudley capstone with the selected-cover-count envelope integrand, not genuine minimal covering number
unitInterval_totalBoundedSelectedCoverCountEnvelope_sample_positive Covering.TotalBoundedDudleySelectedCapstone Unit-interval non-vacuity witness for the selected-cover-count envelope surface
minimalDyadicChainingCoverCount_eq_minimalMetricCoveringNumber_mul Covering.TotalBoundedDudleyMinimalCapstone Adjacent cardinal-minimal dyadic cover count equals the product of genuine minimal covering numbers at the sampled radii
minimalDyadicCoverCountEntropyAtRadius_guarded Covering.TotalBoundedDudleyMinimalCapstone Cardinal-minimal dyadic adjacent-product entropy staircase satisfies the guarded closed-annulus condition
finite_projectedNet_dudley_entropy_sum_totalBounded_minimalDyadic_entropy_integral_comparison_nonempty Covering.TotalBoundedDudleyMinimalCapstone Projected finite-chain Dudley wrapper threaded through the cardinal-minimal dyadic net schedule
totalBoundedMinimalDyadicCoverCount_dyadicProfileBound_of_boundaryChoice Covering.TotalBoundedDudleyMinimalCapstone Minimal-schedule boundary certificates give the guarded dyadic upper-sum input
continuous_dudley_entropy_integral_iSup_totalBounded_minimalDyadicCoverCountEnvelope Covering.TotalBoundedDudleyMinimalCapstone Generic totally bounded continuous Dudley capstone with the cardinal-minimal dyadic adjacent-product envelope
unitInterval_minimalDyadicCoverCountEnvelope_sample_positive Covering.TotalBoundedDudleyMinimalCapstone Unit-interval non-vacuity witness for the cardinal-minimal dyadic cover-count envelope
minimalMetricCoveringNumber_antitone Covering.TotalBoundedDudleyMinimalShift Genuine minimal covering numbers are antitone in the positive radius
minimalDyadicChainingCoverCount_le_next_minimalMetricCoveringNumber_sq Covering.TotalBoundedDudleyMinimalShift Adjacent cardinal-minimal dyadic cover products are bounded by the next smaller-radius minimal covering number squared
minimalDyadicChainingCoverCount_entropy_le_sqrt_two_mul_next_minimalMetricCoveringEntropy Covering.TotalBoundedDudleyMinimalShift Adjacent-product entropy is bounded by sqrt 2 times one shifted minimal-cover entropy
minimalDyadicChainingCoverCountEntropy_dominates_shiftedMinimalEntropy_sample Covering.TotalBoundedDudleyMinimalShift The shifted one-radius minimal-cover entropy dominates the finite prefix-envelope sample
finiteDyadicEntropyAtRadiusUpperSum_shifted_div_four_le_eight_mul_full_integral Covering.TotalBoundedDudleyMinimalShift Finite shifted dyadic upper sums are bounded by the pure entropy integral with explicit shift constants
continuous_dudley_entropy_integral_iSup_totalBounded_minimalMetricCoveringNumber_shifted Covering.TotalBoundedDudleyMinimalShift Generic totally bounded continuous Dudley capstone with pure genuine minimal-cover entropy in the conclusion, paid by shifted boundary certificates and constants
unitInterval_shiftedMinimalMetricCoveringEntropy_sample_nonneg Covering.TotalBoundedDudleyMinimalShift Unit-interval non-vacuity witness for the shifted minimal-cover entropy profile

Two-point Dudley example

Declaration Module Role
TwoPoint Covering.TwoPointDudley The two-point discrete metric index type
twoPointDist_nonneg Covering.TwoPointDudley The two-point discrete metric is nonnegative
twoPointDist_symm Covering.TwoPointDudley The two-point discrete metric is symmetric
twoPointDist_triangle Covering.TwoPointDudley The two-point discrete metric satisfies the triangle inequality
twoPoint_rademacher_mgf_bound Covering.TwoPointDudley One-coordinate Rademacher process increments satisfy the sub-Gaussian MGF bound
twoPointRademacherProcess Covering.TwoPointDudley The two-point Rademacher process packaged as a finite sub-Gaussian process
twoPointDyadicNet Covering.TwoPointDudley Full two-point finite net with dyadic positive radius
twoPointDyadicNet_radius_geometric Covering.TwoPointDudley Adjacent two-point dyadic radii satisfy the geometric chaining budget
twoPointDyadicNet_pair_card_gt_one Covering.TwoPointDudley Adjacent two-point projection-pair families are nontrivial
twoPointDyadicNet_coverCount_le Covering.TwoPointDudley Adjacent two-point covering-number products are bounded by the constant cover-count envelope
twoPointDyadicNetSequence Covering.TwoPointDudley A second concrete FiniteDyadicNetSequence instantiation, independent of [0,1]
twoPointDudleyInstance Covering.TwoPointDudley Packaged finite dyadic Dudley instance for the two-point Rademacher process
twoPointRademacher_projected_dudley_m_bound Covering.TwoPointDudley Arbitrary finite-horizon projected Dudley bound routed through the packaged finite dyadic Dudley API
twoPointRademacherSup_le_projectedSup Covering.TwoPointDudley Terminal projected-net adapter for the two-point supplied supremum
twoPointRademacherSupAdapter Covering.TwoPointDudley Supplied-supremum adapter for the two-point packaged Dudley instance
twoPointRademacherSup_dudley_m_bound Covering.TwoPointDudley Supplied-supremum finite Dudley bound routed through the packaged finite dyadic Dudley API

Finite discrete Dudley family

Declaration Module Role
finDiscreteDist Covering.FiniteDiscreteDudley Discrete metric on Fin n
finDiscreteDist_nonneg Covering.FiniteDiscreteDudley The finite discrete metric is nonnegative
finDiscreteDist_symm Covering.FiniteDiscreteDudley The finite discrete metric is symmetric
finDiscreteDist_triangle Covering.FiniteDiscreteDudley The finite discrete metric satisfies the triangle inequality
finDiscreteRademacherValue Covering.FiniteDiscreteDudley One-coordinate Rademacher process embedded in the finite discrete family
finDiscrete_rademacher_mgf_bound Covering.FiniteDiscreteDudley Embedded Rademacher process increments satisfy the sub-Gaussian MGF bound
finDiscreteRademacherProcess Covering.FiniteDiscreteDudley The embedded Rademacher process packaged as a finite sub-Gaussian process over Fin n
finDiscreteDyadicNet Covering.FiniteDiscreteDudley Full finite net on Fin n at every dyadic scale
finDiscreteDyadicCoverCount Covering.FiniteDiscreteDudley Explicit adjacent-scale cover-count envelope n * n
finDiscreteDyadicNet_dist Covering.FiniteDiscreteDudley Finite discrete nets use the process metric
finDiscreteDyadicNet_coveringNumber Covering.FiniteDiscreteDudley The full finite discrete net has covering number n
finDiscreteDyadicNet_coverCount_le Covering.FiniteDiscreteDudley Adjacent finite-discrete covering-number products are bounded by the n * n envelope
finDiscreteDyadicNetSequence Covering.FiniteDiscreteDudley General FiniteDyadicNetSequence instance for Fin n with [Fact (2 ≤ n)]
finDiscreteDudleyInstance Covering.FiniteDiscreteDudley Packaged finite dyadic Dudley instance for the Fin n embedded Rademacher process
finDiscreteRademacher_projected_dudley_m_bound Covering.FiniteDiscreteDudley Arbitrary finite-horizon projected Dudley bound for the embedded Rademacher process routed through the packaged finite dyadic Dudley API
finDiscreteRademacherSup Covering.FiniteDiscreteDudley Supremum functional for the embedded Rademacher process over Fin n
finDiscreteRademacherSup_true Covering.FiniteDiscreteDudley The supplied supremum is nontrivial: it equals 1 on the positive Rademacher outcome
finDiscreteRademacherSup_le_projectedSup Covering.FiniteDiscreteDudley Terminal projected-net adapter for the finite-discrete supplied supremum
finDiscreteRademacherSupAdapter Covering.FiniteDiscreteDudley Supplied-supremum adapter for the finite-discrete packaged Dudley instance
finDiscreteRademacherSup_dudley_m_bound Covering.FiniteDiscreteDudley Supplied-supremum finite Dudley bound for the embedded Rademacher process routed through the packaged finite dyadic Dudley API

Unit-interval Dudley example

Declaration Module Role
UnitInterval Covering.UnitIntervalDudley The closed interval [0,1] as a metric index type
unitInterval_totallyBounded_univ Covering.UnitIntervalDudley The unit interval is totally bounded
unitIntervalFiniteNet_covers Covering.UnitIntervalDudley Total-bounded finite net covers the unit interval at a supplied radius
unitIntervalDyadicFiniteNet_covers Covering.UnitIntervalDudley Dyadic total-bounded finite net covers the unit interval at the dyadic chaining radius
unitIntervalDyadicGridCenter_leftEndpoint Covering.UnitIntervalDudley The reusable dyadic grid center map contains the left endpoint
unitIntervalDyadicGridCenter_rightEndpoint Covering.UnitIntervalDudley The reusable dyadic grid center map contains the right endpoint
unitIntervalDyadicGrid_card Covering.UnitIntervalDudley Level-k dyadic grid has cardinality 2^k + 1
unitIntervalDyadicGridPairCoverCount_zero Covering.UnitIntervalDudley The first adjacent dyadic grid pair count is 15
unitIntervalDyadicGridFloorProject Covering.UnitIntervalDudley Floor projection from [0,1] to the level-k dyadic grid
unitIntervalDyadicGridFloorProject_dist_le Covering.UnitIntervalDudley Floor-projected dyadic grid covers [0,1] at spacing radius 1 / 2^k
unitIntervalDyadicGridNet_covers Covering.UnitIntervalDudley Generic dyadic finite net covers [0,1] at spacing radius 1 / 2^k
unitIntervalDyadicGridNet_coveringNumber Covering.UnitIntervalDudley Generic dyadic finite net has 2^k + 1 centers
unitIntervalDyadicGridNet_coveringNumber_one Covering.UnitIntervalDudley Level-1 generic dyadic finite net has 3 centers
unitIntervalDyadicGridNet_coveringNumber_two Covering.UnitIntervalDudley Level-2 generic dyadic finite net has 5 centers
unitIntervalDyadicGridNet_coveringNumberPair_zero Covering.UnitIntervalDudley Level-1 and level-2 generic dyadic finite-net covering-number product is the first dyadic pair count
unitIntervalDyadicGridRoundProject Covering.UnitIntervalDudley Rounded nearest-grid projection from [0,1] to the level-k dyadic grid
unitIntervalDyadicGridRoundProject_zero Covering.UnitIntervalDudley Rounded dyadic projection fixes the left endpoint
unitIntervalDyadicGridRoundProject_one Covering.UnitIntervalDudley Rounded dyadic projection fixes the right endpoint
unitIntervalDyadicGridRoundProject_dist_le Covering.UnitIntervalDudley Rounded dyadic grid covers [0,1] at half-spacing radius 1 / 2^(k+1)
unitIntervalDyadicRoundedGridNet_covers Covering.UnitIntervalDudley Rounded generic dyadic finite net covers [0,1] at half-spacing radius 1 / 2^(k+1)
unitIntervalDyadicRoundedGridNet_coveringNumber Covering.UnitIntervalDudley Rounded generic dyadic finite net has 2^k + 1 centers
unitIntervalDyadicRoundedGridNet_coveringNumber_one Covering.UnitIntervalDudley Level-1 rounded dyadic finite net has 3 centers
unitIntervalDyadicRoundedGridNet_coveringNumber_two Covering.UnitIntervalDudley Level-2 rounded dyadic finite net has 5 centers
unitIntervalDyadicRoundedGridNet_coveringNumberPair_zero Covering.UnitIntervalDudley Level-1 and level-2 rounded dyadic finite-net covering-number product is the first dyadic pair count
unitIntervalRoundedDyadicGridIndex Covering.UnitIntervalDudley Shifted rounded dyadic grid index sequence, starting at level 1
unitIntervalRoundedDyadicGridNet Covering.UnitIntervalDudley Shifted rounded dyadic finite-net sequence for finite-scale Dudley chaining
unitIntervalRoundedDyadicGridCoverCount Covering.UnitIntervalDudley Adjacent-level covering-product envelope for the shifted rounded dyadic sequence
monotone_unitIntervalRoundedDyadicGridCoverCount Covering.UnitIntervalDudley Rounded dyadic adjacent-level cover counts are monotone in the scale
monotone_unitIntervalRoundedDyadicGridEntropy Covering.UnitIntervalDudley Rounded dyadic entropy-at-scale sequence is monotone
unitIntervalRoundedDyadicGridEntropy_prefixSup Covering.UnitIntervalDudley Prefix-sup envelope collapses for the rounded dyadic entropy sequence
unitIntervalRoundedDyadicGridDudleyInstance Covering.UnitIntervalDudley Packaged finite dyadic Dudley instance for the rounded unit-interval grid sequence
unitIntervalRoundedDyadicGridNet_dist Covering.UnitIntervalDudley Shifted rounded dyadic finite nets use the Rademacher process metric
unitIntervalRoundedDyadicGridNet_radius_pos Covering.UnitIntervalDudley Adjacent rounded dyadic radii have positive sum at every scale
unitIntervalRoundedDyadicGridNet_radius_geometric Covering.UnitIntervalDudley Adjacent rounded dyadic radii satisfy the geometric chaining radius budget
unitIntervalRoundedDyadicGridNet_pair_card_gt_one Covering.UnitIntervalDudley Adjacent rounded dyadic projection-pair family is nontrivial at every scale
unitIntervalRoundedDyadicGridNet_coveringNumber_product Covering.UnitIntervalDudley Adjacent rounded dyadic covering-number product equals the reusable cover-count envelope
unitIntervalRoundedDyadicGridNet_coverCount_le Covering.UnitIntervalDudley Adjacent rounded dyadic covering-number product is bounded by the cover-count envelope
unitIntervalRoundedDyadicGridNet_radius_pos_range Covering.UnitIntervalDudley Range wrapper for positive adjacent rounded dyadic radii over any finite horizon
unitIntervalRoundedDyadicGridNet_radius_geometric_range Covering.UnitIntervalDudley Range wrapper for the geometric radius budget over any finite horizon
unitIntervalRoundedDyadicGridNet_pair_card_gt_one_range Covering.UnitIntervalDudley Range wrapper for nontrivial adjacent projection-pair families over any finite horizon
unitIntervalRoundedDyadicGridNet_coverCount_le_range Covering.UnitIntervalDudley Range wrapper for the adjacent rounded-grid covering-product envelope over any finite horizon
unitIntervalHalfMeshNet_covers Covering.UnitIntervalDudley Explicit three-point mesh covers [0,1] at radius 1/4
unitIntervalHalfMeshNet_coveringNumber Covering.UnitIntervalDudley Explicit half mesh has covering number 3
unitIntervalQuarterMeshNet_covers Covering.UnitIntervalDudley Explicit five-point mesh covers [0,1] at radius 1/8
unitIntervalQuarterMeshNet_coveringNumber Covering.UnitIntervalDudley Explicit quarter mesh has covering number 5
unitIntervalHalfQuarterPair_card_gt_one Covering.UnitIntervalDudley Adjacent half/quarter projection-pair family is nontrivial
unitIntervalHalfQuarter_coveringNumber_product Covering.UnitIntervalDudley Half/quarter covering-number product is 15
unitIntervalHalfQuarter_coveringNumber_product_eq_dyadicGridPairCoverCount_zero Covering.UnitIntervalDudley The half/quarter product is identified with the first adjacent dyadic grid pair count
unitInterval_rademacherLinear_mgf_bound Covering.UnitIntervalDudley Rademacher linear process increment satisfies the sub-Gaussian MGF bound
unitIntervalRademacherLinearProcess_increment_mgf Covering.UnitIntervalDudley The packaged finite sub-Gaussian process has the required increment MGF
unitIntervalRademacherLinearSup_expectation Covering.UnitIntervalDudley The supplied supremum has expectation 1/2
unitIntervalRademacherLinearSup_upper Covering.UnitIntervalDudley The supplied supremum upper-bounds the full non-finite unit-interval family
unitIntervalRademacherLinearSup_attained Covering.UnitIntervalDudley The supplied supremum is attained at an endpoint
unitIntervalRademacherLinearSup_isLeastUpperBound Covering.UnitIntervalDudley The supplied supremum is the least upper bound over the non-finite unit-interval family
unitIntervalRademacherLinearSup_isLUB_range Covering.UnitIntervalDudley The supplied supremum is the least upper bound of the actual process range
unitIntervalRademacherLinearSup_sSup_range Covering.UnitIntervalDudley The supplied supremum equals the order supremum of the actual process range
unitIntervalRademacherLinear_halfQuarter_increment_log15_bound Covering.UnitIntervalDudley Half/quarter projection-pair increment pays the concrete log 15 entropy term
unitIntervalRademacherLinear_projectedQuarterMesh_dudley_log15_bound Covering.UnitIntervalDudley Projected quarter-mesh supremum satisfies the finite-net Dudley bound with a sqrt(log 15) prefix envelope
unitIntervalRademacherLinearSup_projectedQuarterMesh_dudley_log15_bound Covering.UnitIntervalDudley The nonzero supplied supremum routes through the projected quarter-mesh Dudley bound
unitIntervalRademacherLinearSup_projectedQuarterMesh_dudley_log15_bound_eval Covering.UnitIntervalDudley The projected quarter-mesh supplied-supremum bound evaluated to 1 + sqrt 2 * sqrt(log 15)
unitIntervalRademacherLinear_roundedDyadicGrid_dudley_log15_bound Covering.UnitIntervalDudley Rounded generic dyadic-grid projected supremum satisfies the finite-net Dudley bound with a sqrt(log 15) prefix envelope
unitIntervalRademacherLinearSup_roundedDyadicGrid_dudley_log15_bound Covering.UnitIntervalDudley The nonzero supplied supremum routes through the rounded generic dyadic-grid Dudley bound
unitIntervalRademacherLinearSup_roundedDyadicGrid_dudley_log15_bound_eval Covering.UnitIntervalDudley The rounded-grid supplied-supremum bound evaluated to 1 + sqrt 2 * sqrt(log 15)
unitIntervalRademacherLinear_roundedDyadicGrid_dudley_m2_bound Covering.UnitIntervalDudley Three-level rounded dyadic-grid projected supremum satisfies the finite-net Dudley bound with reusable adjacent cover counts
unitIntervalRademacherLinearSup_roundedDyadicGrid_dudley_m2_bound Covering.UnitIntervalDudley The nonzero supplied supremum routes through the m = 2 rounded dyadic-grid Dudley bound
unitIntervalRademacherLinear_roundedDyadicGrid_dudley_m_bound Covering.UnitIntervalDudley Arbitrary finite-horizon rounded dyadic-grid projected supremum Dudley bound routed through the packaged API
unitIntervalRademacherLinear_roundedDyadicGrid_dudley_m_bound_prefixFree Covering.UnitIntervalDudley Arbitrary finite-horizon projected rounded-grid Dudley bound with the prefix-sup envelope removed
unitIntervalRademacherLinearSup_le_projectedRoundedDyadicGridSup Covering.UnitIntervalDudley Endpoint adapter from the supplied supremum to any rounded dyadic projected finite supremum
unitIntervalRademacherLinear_projectedRoundedDyadicGridSup_eq Covering.UnitIntervalDudley Projected finite supremum over any rounded dyadic grid equals the supplied supremum
unitIntervalRademacherLinearSupRoundedDyadicGridAdapter Covering.UnitIntervalDudley Supplied-supremum adapter for the packaged rounded unit-interval Dudley instance
unitIntervalRademacherLinearSup_roundedDyadicGrid_dudley_m_bound Covering.UnitIntervalDudley Arbitrary finite-horizon rounded dyadic-grid Dudley bound for the supplied supremum routed through the packaged API
unitIntervalRademacherLinearSup_roundedDyadicGrid_dudley_m_bound_prefixFree Covering.UnitIntervalDudley Arbitrary finite-horizon supplied-supremum rounded-grid Dudley bound with the prefix-sup envelope removed
unitIntervalRademacherLinear_roundedDyadicGrid_dudley_m3_bound Covering.UnitIntervalDudley Named m = 3 projected rounded dyadic-grid Dudley corollary
unitIntervalRademacherLinearSup_roundedDyadicGrid_dudley_m3_bound Covering.UnitIntervalDudley Named m = 3 supplied-supremum rounded dyadic-grid Dudley corollary
unitIntervalRademacherLinearSup_dudley_m0_bound Covering.UnitIntervalDudley Coarse finite-horizon m = 0 Dudley bound for the supplied supremum
unitIntervalRademacherLinearSup_dudley_m1_bound_of_entropy Covering.UnitIntervalDudley First-scale supplied-supremum Dudley bound under an explicit entropy envelope
unitIntervalRademacherLinearSup_dudley_m1_bound_constEntropy_eval Covering.UnitIntervalDudley Constant-envelope first-scale bound evaluated to a scalar expression
unitIntervalChainingPairCountEnvelope Covering.ContinuousDudleyUnitIntervalCovering Real-radius half-open pair-count chaining envelope for [0,1]; not a metric covering number
unitIntervalPairCountEntropy_eq_pair_count_sample Covering.ContinuousDudleyUnitIntervalCovering The staircase entropy samples the rounded-grid adjacent pair-count product at every dyadic radius
unitInterval_pairCountEntropy_nonconstant Covering.ContinuousDudleyUnitIntervalCovering The pair-count entropy integrand is nonconstant
unitInterval_pairCountEntropy_integral_positive Covering.ContinuousDudleyUnitIntervalCovering The pair-count entropy integrand has positive interval mass
continuous_dudley_oneStep_entropy_integral_iSup_unitInterval_pairCountEnvelope Covering.ContinuousDudleyUnitIntervalCovering Guarded continuous Dudley capstone for [0,1] with the pair-count chaining envelope integrand

Stability and PAC-Bayes foundations

Theorem Module Bound
trainingLoss_hasBoundedDifferences AlgorithmicStability Uniform stability gives bounded differences for training loss
stability_genGap_hasBoundedDifferences AlgorithmicStability Uniform stability gives bounded differences for the gen gap scaffold
FiniteCoordinateSwapIdentity AlgorithmicStability Finite coordinate-swap symmetry predicate for explicit sample weights
finiteProductSampleWeight AlgorithmicStability Iid finite product sample weights ∏ k, p (S k)
finiteProductSampleWeight_coordinateSwapIdentity AlgorithmicStability Finite iid product weights satisfy the coordinate-swap identity
expectedFiniteStabilityGap_le_uniformStability_of_coordinateSwap AlgorithmicStability Uniform stability gives finite expected gap ≤ β under a finite swap identity
expectedFiniteStabilityGap_le_uniformStability_finiteProduct AlgorithmicStability Uniform stability gives finite iid product-weight expected gap ≤ β
abs_expectedFiniteStabilityGap_le_uniformStability_of_coordinateSwap AlgorithmicStability Uniform stability gives finite two-sided expected stability gap ≤ β under a finite swap identity
abs_expectedFiniteStabilityGap_le_uniformStability_finiteProduct AlgorithmicStability Uniform stability gives finite iid two-sided expected stability gap ≤ β
expectedFiniteGeneralizationGap_le_uniformStability_of_coordinateSwap AlgorithmicStability Literal finite E[R(A(S)) - Rhat_S(A(S))] ≤ β wrapper under a finite swap identity
expectedFiniteGeneralizationGap_le_uniformStability_finiteProduct AlgorithmicStability Literal finite iid product-weight E[R(A(S)) - Rhat_S(A(S))] ≤ β wrapper
abs_expectedFiniteGeneralizationGap_le_uniformStability_of_coordinateSwap AlgorithmicStability Literal finite absolute expected generalization-gap wrapper under a finite swap identity
abs_expectedFiniteGeneralizationGap_le_uniformStability_finiteProduct AlgorithmicStability Literal finite iid product-weight absolute expected generalization-gap wrapper
finiteClass_loss_measurable AlgorithmicStability Finite per-hypothesis loss measurability gives joint loss measurability
boundedLoss_selectedLoss_integrable AlgorithmicStability Bounded finite-class selected loss is integrable under μⁿ × μ
boundedLoss_updateSelectedLoss_integrable AlgorithmicStability Bounded coordinate-updated selected loss is integrable under μⁿ × μ
boundedLoss_coordinateSelectedLoss_integrable AlgorithmicStability Bounded empirical coordinate loss is integrable under μⁿ
expectedStabilityGap_le_uniformStability_piMeasure_of_boundedLoss AlgorithmicStability Product-measure expected gap ≤ β with bounded-loss integrability discharged
abs_expectedStabilityGap_le_uniformStability_piMeasure_of_boundedLoss AlgorithmicStability Product-measure two-sided expected gap ≤ β with bounded-loss integrability discharged
mcdiarmid_inequality_iid_const_width Stability.BousquetElisseeff Iid bounded-differences upper tail with the sharp McDiarmid constant
bousquet_elisseeff_expectedGap_variant Stability.BousquetElisseeff Stability high-probability bound with explicit expected-gap and measurability hypotheses
bousquet_elisseeff_expectedGap_variant_of_boundedLoss Stability.BousquetElisseeff Bounded-loss finite-class wrapper for the sharp stability high-probability theorem
bousquet_elisseeff_uniform_stability_corollary Stability.BousquetElisseeff β = c0 / n stability corollary for the sharp variant
bousquet_elisseeff_uniform_stability_corollary_of_boundedLoss Stability.BousquetElisseeff Bounded-loss finite-class β = c0 / n high-probability stability corollary
exp_le_quadratic_of_le Probability.BernsteinMGF Pointwise Bennett inequality for a centered bounded variable
bennett_mgf_le_one_add Probability.BernsteinMGF Finite Bennett MGF with the affine variance factor retained
bennett_mgf Probability.BernsteinMGF Finite centered bounded-variance Bennett MGF
bennett_mgf_subgamma Probability.BernsteinMGF Sub-Gamma denominator form of the finite Bennett MGF
bernstein_tail Probability.BernsteinMGF One-sample finite Bernstein upper-tail bound
averaged_bernstein_tail Probability.BernsteinMGF Iid product-weight Bernstein tail with the n * eps^2 exponent
BernsteinCondition Rademacher.Localized Finite Bernstein condition: excess-loss second moment controlled by excess risk
localizedEmpiricalRademacherComplexity_nonneg_of_zero Rademacher.Localized Localized empirical Rademacher complexity is nonnegative when the class contains an identically zero excess-loss comparator
localizedEmpiricalRademacherComplexity_mono Rademacher.Localized Finite localized empirical Rademacher complexity is monotone under predicate inclusion
localizedExcessRiskEmpiricalRademacherComplexity_nonneg Rademacher.Localized Excess-risk localized empirical Rademacher complexity is nonnegative because the comparator belongs to every nonnegative radius
localizedExcessRiskEmpiricalRademacherComplexity_le_secondMoment Rademacher.Localized Bernstein embeds excess-risk localized complexity into second-moment localized complexity
FixedPointUpperCertificate Rademacher.Localized Deterministic envelope certificate: above rStar, the localized envelope is below the identity
localizedSecondMomentEmpiricalRademacherComplexity_le_of_fixedPointCertificate Rademacher.Localized Envelope bound plus fixed-point certificate controls second-moment localized empirical complexity by its radius
localizedExcessRiskEmpiricalRademacherComplexity_le_of_bernstein_fixedPointCertificate Rademacher.Localized Bernstein bridge plus fixed-point certificate controls excess-risk localized empirical complexity by c * r
LocalizedDeviationCertificate Rademacher.Localized Deterministic localized concentration-event interface for population excess risk versus empirical excess risk
localizedUpperDeviation Rademacher.Localized Finite localized supremum of population-minus-empirical excess-risk gaps
localizedUpperDeviationEvent Rademacher.Localized Sample event where the localized upper-deviation statistic is bounded
localizedSampleDependentUpperDeviationEvent Rademacher.Localized Sample-dependent localized upper-deviation event for random-threshold arguments
localizedFastRateUpperDeviationEvent Rademacher.Localized Named random-threshold event used by the finite fast-rate shell
localizedPointwiseUpperDeviationBadEventMass Rademacher.Localized Finite weighted mass of one pointwise upper-deviation bad event
localizedPointwiseSampleDependentUpperDeviationBadEventMass Rademacher.Localized Finite weighted mass of one pointwise upper-deviation bad event with a sample-dependent threshold
localizedUpperDeviationBadEventMass Rademacher.Localized Finite weighted mass outside the localized upper-deviation event
localizedSampleDependentUpperDeviationBadEventMass Rademacher.Localized Finite weighted mass outside a sample-dependent localized upper-deviation event
localizedFastRateUpperDeviationBadEventMass Rademacher.Localized Finite weighted mass outside the named fast-rate random-threshold localized event
localizedPointwiseUpperDeviationExpMoment Rademacher.Localized Finite weighted exponential moment for one localized upper-deviation gap
localizedPointwiseSampleDependentUpperDeviationShiftedExpMoment Rademacher.Localized Shifted exponential moment for one localized upper-deviation gap with a sample-dependent threshold
localizedPointwiseUpperDeviationBadEventMass_le_expMoment_div Rademacher.Localized Pointwise Markov adapter from an exponential-moment budget to an upper-deviation bad-event mass
localizedPointwiseSampleDependentUpperDeviationBadEventMass_le_shiftedExpMoment Rademacher.Localized Pointwise sample-dependent bad-event mass controlled by its shifted exponential moment
localizedPointwiseSampleDependentUpperDeviationShiftedExpMoment_le_fixedExpMoment_div Rademacher.Localized Sample-dependent shifted moment controlled by a fixed-threshold exponential moment under a pointwise lower bound on the random threshold
localizedPointwiseSampleDependentUpperDeviationShiftedExpMoment_add_const Rademacher.Localized Fixed slack added to a sample-dependent threshold factors out of the shifted exponential moment
localizedPointwiseUpperDeviationExpMoment_finiteProduct_le_of_single Rademacher.Localized Finite iid product MGF bridge for one localized upper-deviation gap from a one-coordinate MGF budget
localizedOneCoordinateDeviationMGF_le_of_excessLoss_mem_Icc_neg_one_one Rademacher.Localized Bounded excess losses in [-1,1] supply the localized one-coordinate MGF budget
localizedUpperDeviationBadEventMass_le_sum_pointwise Rademacher.Localized Finite weighted union bound: localized upper-deviation bad-event mass is controlled by pointwise localized bad-event masses
localizedSampleDependentUpperDeviationBadEventMass_le_sum_pointwise Rademacher.Localized Sample-dependent localized upper-deviation bad-event mass is controlled by pointwise sample-dependent bad-event masses
localizedUpperDeviationBadEventMass_le_sum_tails Rademacher.Localized Localized bad-event mass controlled by supplied pointwise tail budgets
localizedSampleDependentUpperDeviationBadEventMass_le_sum_tails Rademacher.Localized Sample-dependent localized bad-event mass controlled by supplied pointwise tail budgets
localizedUpperDeviationBadEventMass_le_sum_expMoment_div Rademacher.Localized Localized bad-event mass controlled by summed pointwise exponential-moment budgets
localizedSampleDependentUpperDeviationBadEventMass_le_sum_shiftedExpMoment Rademacher.Localized Sample-dependent localized bad-event mass controlled by summed shifted exponential-moment budgets
localizedFastRateUpperDeviationBadEventMass_le_sum_shiftedExpMoment Rademacher.Localized Named fast-rate bad-event mass controlled by shifted exponential-moment budgets
localizedFastRatePointwiseShiftedExpMoment_le_centered_div Rademacher.Localized Algebraic interface: factors the fixed slack out of the shifted moment. Conservative-only (per-hypothesis centered moment ≤ fixed moment); names the whole-supremum obligation, does not discharge it
localizedFastRateUpperDeviationBadEventMass_le_sum_centeredShiftedExpMoment_div Rademacher.Localized Algebraic interface: bad-event mass via summed centered moments and a fixed-slack denominator. Conservative-only union bound; not a non-conservative concentration result
localizedFastRatePointwiseShiftedExpMoment_finiteProduct_le_boundedExcess Rademacher.Localized Bounded-excess finite-product shifted-moment budget for one hypothesis in the named fast-rate random-threshold event
localizedUpperDeviationBadEventMass_finiteProduct_le_sum_boundedExcess Rademacher.Localized Iid product-weight localized bad-event mass bound under pointwise [-1,1] excess-loss assumptions
localizedUpperDeviationBadEventMass_finiteProduct_le_delta_boundedExcess Rademacher.Localized Delta-form iid product-weight localized concentration bound under pointwise [-1,1] excess-loss assumptions
localizedUpperDeviationBadEventMass_le_delta Rademacher.Localized Delta-form finite localized concentration adapter from supplied pointwise tail budgets
localizedSampleDependentUpperDeviationBadEventMass_le_fixed Rademacher.Localized Sample-dependent bad-event mass is controlled by a fixed-threshold bad-event mass when the random threshold is pointwise larger
localizedFastRateUpperDeviationBadEventMass_le_fixed_epsilon Rademacher.Localized Named fast-rate bad-event mass is controlled by the fixed-ε bad-event mass using nonnegativity of the empirical localized complexity
localizedFastRateUpperDeviationBadEventMass_finiteProduct_le_delta_boundedExcess Rademacher.Localized Conservative finite product-mass bound for the named fast-rate event by reduction to the fixed-threshold bounded-excess theorem
localizedDeviationCertificate_of_mem_upperDeviationEvent Rademacher.Localized Event membership constructs the deterministic localized deviation certificate
finiteExcessRisk_le_of_localizedDeviation_empirical_nonpos Rademacher.Localized Localized deviation plus nonpositive empirical excess risk controls population excess risk by the deviation slack
finiteExcessRisk_le_of_localizedUpperDeviationEvent_empirical_nonpos Rademacher.Localized Fixed-threshold localized upper-deviation event payoff for empirical competitors
localizedFiniteClassHighConfidence_empirical_nonpos_boundedExcess Rademacher.Localized Fixed-threshold finite high-confidence localized statement combining bounded-excess bad-event mass with the empirical-competitor payoff
centeredSecondMoment_le_of_bernstein_localized Rademacher.Localized Variance proxy for the centered excess-loss deviation is bounded by c * r on the localized class
localizedFiniteClassBernsteinHighConfidence_empirical_nonpos Rademacher.Localized Finite localized Bernstein high-confidence theorem with bad-event mass bounded by the averaged Bernstein tail and fixed-threshold payoff
finiteExcessRisk_le_of_localizedSampleDependentUpperDeviationEvent_empirical_nonpos Rademacher.Localized Sample-dependent localized upper-deviation event payoff for empirical competitors
localizedSampleDependentHighConfidence_empirical_nonpos Rademacher.Localized Supplied-mass high-confidence adapter for sample-dependent localized upper-deviation events
localizedSampleDependentHighConfidence_empirical_nonpos_of_shiftedExpMoment Rademacher.Localized Sample-dependent high-confidence adapter from shifted exponential-moment budgets
finiteExcessRisk_le_of_localizedDeviation_bernstein_fixedPoint Rademacher.Localized Localized deviation plus Bernstein/fixed-point control gives a finite fast-rate shell
finiteExcessRisk_le_of_localizedUpperDeviationEvent_bernstein_fixedPoint Rademacher.Localized Event-facing finite fast-rate shell, reducing the remaining localized task to proving the upper-deviation event
finiteExcessRisk_le_of_localizedFastRateUpperDeviationEvent_bernstein_fixedPoint Rademacher.Localized Fast-rate shell stated through the named sample-dependent upper-deviation event
localizedFastRateHighConfidence_bernstein_fixedPoint_of_shiftedExpMoment Rademacher.Localized Assumption-facing high-confidence finite fast-rate wrapper from shifted exponential-moment budgets
localizedFastRateHighConfidence_bernstein_fixedPoint_of_centeredShiftedExpMoment Rademacher.Localized Assumption-facing high-confidence wrapper from supplied centered shifted-moment budgets. Interface only — the budgets it consumes are conservative-only per hypothesis
localizedFastRateHighConfidence_bernstein_fixedPoint_boundedExcess Rademacher.Localized Conservative finite fast-rate high-confidence wrapper pairing the bounded-excess bad-event mass with the Bernstein/fixed-point payoff
klDiv_nonneg PACBayesKL Finite KL divergence is nonnegative under full support
donsker_varadhan PACBayesKL `sum ρ_i f_i <= KL(ρ
continuous_donsker_varadhan PACBayes.ContinuousChangeOfMeasure Measure-theoretic Donsker-Varadhan bound from Radon-Nikodym tilting
continuous_catoni_changeOfMeasure_bound PACBayes.ContinuousChangeOfMeasure Continuous fixed-lambda Catoni change-of-measure bound from a prior log-MGF certificate
continuousPriorPosterior_certificate_derived PACBayes.ContinuousPriorPosterior Continuous prior/posterior certificate with the PAC gate derived by change of measure
pacbayes_changeOfMeasure PACBayesMcAllester Rescaled finite Donsker-Varadhan change-of-measure inequality
pacbayes_mcallester_deterministic PACBayesMcAllester Deterministic PAC-Bayes posterior bound from a prior log-MGF certificate
pacbayes_mcallester_subGaussian PACBayesMcAllester Fixed-λ sub-Gaussian deterministic PAC-Bayes bound
pacbayes_mcallester_sqrt PACBayesMcAllester Deterministic sqrt-form bound under a uniform-in-λ MGF certificate
finiteEmpiricalRisk PACBayesFiniteProductMGF Finite empirical risk for a real-valued loss
finiteProduct_mgf_empiricalRiskDeviation_eq_pow PACBayesFiniteProductMGF Exact iid product factorization of E exp(lam * (R_i - Rhat_i))
finiteProduct_mgf_empiricalRiskDeviation_le_of_single PACBayesFiniteProductMGF Single-coordinate MGF budget lifts to the finite sample-average MGF
finitePriorAveraged_mgf_empiricalRiskDeviation_le PACBayesFiniteProductMGF Prior-averaged finite iid empirical-risk-deviation MGF bound
oneCoordinate_boundedLoss_mgf PACBayesBoundedLoss [0,1] bounded-loss one-coordinate MGF instantiation
sampleAverage_boundedLoss_mgf PACBayesBoundedLoss Finite sample-average bounded-loss MGF bound
priorAveraged_boundedLoss_mgf PACBayesBoundedLoss Prior-averaged bounded-loss MGF bound
priorAveraged_boundedLoss_mgf_badEventMass_le_delta PACBayesBoundedLoss Finite Markov bad-event bound for the prior MGF
posteriorRisk_bound_of_priorDeviationMGF_le PACBayesBoundedLoss Deterministic posterior-risk adapter from a prior MGF certificate
finiteCatoni_badEventMass_le_delta PACBayesBoundedLoss Finite [0,1] Catoni-style PAC-Bayes posterior-risk bad-event bound
catoni_fixedLambda_budget_eq_sqrt PACBayesBoundedLoss Fixed-λ Catoni penalty optimized to a square-root budget
posteriorRisk_bound_of_priorDeviationMGF_le_complexity_sqrt PACBayesBoundedLoss Deterministic fixed-budget McAllester-style posterior-risk adapter
finiteMcAllesterBoundedComplexity_badEventMass_le_delta PACBayesBoundedLoss Finite [0,1] fixed-budget McAllester-style bad-event bound
finiteMcAllesterGridPeeling_badEventMass_le_delta PACBayesBoundedLoss Finite-grid McAllester peeling bound with allocated confidence mass
finiteMcAllesterGridOptimized_badEventMass_le_delta PACBayesBoundedLoss Posterior-dependent finite-grid McAllester wrapper under an explicit bucket certificate
pac_bayes_generalization PACBayesBoundedLoss Closed PAC-Bayes good-event theorem: with product-sample mass at least 1 - delta, every posterior satisfies the Catoni-form risk bound
indicatorPopulationRisk_mem_Icc PACBayes.IndicatorVariance Population risk of an arbitrary Boolean indicator under a finite PMF lies in [0,1]
indicatorDeviation_centered PACBayes.IndicatorVariance The population-centered indicator loss has exactly zero finite-PMF mean
indicatorDeviation_secondMoment_eq PACBayes.IndicatorVariance Exact finite-PMF variance identity R * (1 - R) for arbitrary Boolean indicator predicates
finiteProductSampleWeight_isPMF PACBayes.FiniteProductBernstein Finite i.i.d. product weights package as a PMF on the sample space
indicator_oneCoordinateDeviationMGF_le PACBayes.FiniteProductBernstein One-coordinate indicator sub-Gamma MGF using exact hypothesis-specific variance
indicator_product_mgf_le PACBayes.FiniteProductBernstein Tensorized finite-product MGF with exact R * (1 - R) Bernstein budget
indicator_product_normalizedMGF_le_one PACBayes.FiniteProductBernstein Hypothesis-specific normalized product MGF at fixed 0 < lambda < 3n
indicatorBernstein_normalization_eq_budget PACBayes.IndicatorBernsteinMoment Exact identification of the product-MGF budget with scale 1/(3n) and variance proxy R * (1 - R) / n
indicator_expectedPriorBernsteinExpMoment_le_one PACBayes.IndicatorBernsteinMoment Prior-averaged normalized indicator Bernstein moment under the finite i.i.d. product law
indicatorFinitePACBayesBernsteinBadSamples PACBayes.IndicatorBernsteinConfidence Samples on which some finite posterior violates the explicit fixed-tilt indicator Bernstein inequality
indicator_posteriorGeneralizationGap_le_of_not_mem PACBayes.IndicatorBernsteinConfidence Every finite posterior satisfies the explicit indicator Bernstein inequality outside the specialized bad set
indicator_finitePACBayesBernstein_fixedLambda_badEventMass_le_delta PACBayes.IndicatorBernsteinConfidence End-to-end finite i.i.d. indicator PAC-Bayes Bernstein bad-event mass bound, simultaneous over all finite posteriors
indicatorBernsteinVarianceProxy_le_risk_div PACBayes.IndicatorBernsteinLowRisk Pointwise Bernoulli self-bound R_i(1 - R_i)/n <= R_i/n for positive sample size
posteriorIndicatorBernsteinVarianceProxy_le_risk_div PACBayes.IndicatorBernsteinLowRisk Posterior-average self-bound V_rho <= R_rho/n
indicator_posteriorRisk_le_lowRisk_of_not_mem PACBayes.IndicatorBernsteinLowRisk General fixed-tilt observable risk inequality for 0 < lambda < 6n/5, with exact rearranged coefficients
indicator_posteriorRisk_le_twoThirds_of_not_mem PACBayes.IndicatorBernsteinLowRisk At lambda = 2n/3, every posterior outside the parent bad set satisfies R_rho <= (7/4) Rhat_rho + (21/(8n))(KL + log(1/delta))
indicator_posteriorRisk_le_min_one_twoThirds_of_not_mem PACBayes.IndicatorBernsteinLowRisk Public certificate form truncating the observable low-risk bound by the universal upper bound one
indicator_finitePACBayesBernstein_twoThirds_badEventMass_le_delta PACBayes.IndicatorBernsteinLowRisk Product-law mass bound for the shared fixed-tilt exceptional set at lambda = 2n/3
indicatorFinitePACBayesBernsteinWeightedCatalogBadSamples PACBayes.IndicatorBernsteinTiltCatalog Single exceptional set formed by the finite union of fixed indicator-Bernstein tilt events with budgets delta * weight j
indicator_mem_weightedCatalog_iff PACBayes.IndicatorBernsteinTiltCatalog Membership in the weighted catalog event is equivalent to membership in at least one entrywise bad set
indicator_not_mem_weightedCatalog_iff PACBayes.IndicatorBernsteinTiltCatalog A sample is outside the catalog event exactly when it is outside every entrywise bad set
indicatorFixedTiltBadSamples_subset_weightedCatalog PACBayes.IndicatorBernsteinTiltCatalog Every entrywise indicator-Bernstein exceptional set is contained in the catalog union
indicator_posteriorGeneralizationGap_le_weightedCatalog_of_not_mem PACBayes.IndicatorBernsteinTiltCatalog On one good event, every posterior satisfies every fixed tilt in the weighted finite catalog
indicator_finitePACBayesBernstein_weightedCatalog_badEventMass_le_delta PACBayes.IndicatorBernsteinTiltCatalog Finite weighted union bound giving catalog exceptional mass at most delta when positive weights sum to at most one
indicator_posteriorRisk_le_weightedLowRiskCatalog_of_not_mem PACBayes.IndicatorBernsteinTiltCatalog Observable low-risk bound for every entry of the weighted finite catalog
indicator_posteriorRisk_le_weightedLowRiskCatalog_selected_of_not_mem PACBayes.IndicatorBernsteinTiltCatalog Valid post-sample and posterior-dependent selection from the fixed finite weighted tilt catalog
posteriorMarginVarianceProxy PACBayesBernstein Posterior average of a supplied per-hypothesis margin-variance proxy
priorBernsteinExpMoment PACBayesBernstein Normalized Bernstein prior exponential moment with variance and scale terms
posteriorGeneralizationGap_le_bernstein_of_priorBernsteinExpMoment_le PACBayesBernstein Deterministic fixed-sample PAC-Bayes Bernstein adapter from a prior-moment certificate
finitePACBayesBernstein_fixedLambda_badEventMass_le_delta PACBayesBernstein Finite fixed-lambda PAC-Bayes Bernstein bad-event bound
finitePACBayesBernsteinPenalty_badEventMass_le_delta PACBayesBernstein Posterior-dependent finite Bernstein bad-event wrapper under complexity and penalty certificates
finitePACBayesBernsteinMargin_badEventMass_le_delta PACBayesBernstein Finite supplied margin-proxy wrapper with sqrt(2 * Vρ * Cρ) + scale * Cρ penalty form

Finite empirical variance and fixed-parameter empirical-Bernstein risk

Declaration Module Role
finitePopulationVariance PACBayes.FiniteEmpiricalVariance Per-hypothesis population loss variance under a finite weight function
finiteEmpiricalVariance PACBayes.FiniteEmpiricalVariance Per-hypothesis Bessel-corrected empirical loss variance
orderedOffDiagonalSquaredDifference PACBayes.FiniteEmpiricalVariance Ordered sum of squared differences across distinct sample indices
finitePairwiseEmpiricalVariance PACBayes.FiniteEmpiricalVariance Normalized second-order pair-statistic form of empirical variance
Theorem Module Role
finitePopulationVariance_nonneg PACBayes.FiniteEmpiricalVariance Population loss variance is nonnegative under a finite PMF
finitePopulationVariance_eq_secondMoment_sub_riskSq PACBayes.FiniteEmpiricalVariance Identifies population loss variance with the second moment minus squared risk
finitePopulationRisk_mem_Icc_of_bounded PACBayes.FiniteEmpiricalVariance Places the population risk of a finite [0,1] loss in [0,1]
finitePopulationVariance_le_quarter PACBayes.FiniteEmpiricalVariance Gives the universal 1/4 population-variance bound for finite [0,1] losses
finiteEmpiricalVariance_nonneg PACBayes.FiniteEmpiricalVariance Bessel-corrected empirical loss variance is nonnegative for sample size at least two
orderedOffDiagonalSquaredDifference_eq_two_mul_card_mul_centeredSum PACBayes.FiniteEmpiricalVariance Equates the ordered off-diagonal square-difference sum with twice the sample size times the centered sum of squares
finiteEmpiricalVariance_eq_pairwise PACBayes.FiniteEmpiricalVariance Exact second-order pair-statistic representation of Bessel empirical variance
orderedOffDiagonalSquaredDifference_le PACBayes.FiniteEmpiricalVariance Bounds the ordered pair numerator for samples in [0,1]
finiteEmpiricalVariance_le_card_div_pred_mul_empiricalRisk PACBayes.FiniteEmpiricalVariance Source-facing self-bound V_n <= n/(n-1) * Rhat_n for [0,1] losses
finiteEmpiricalVariance_le_half PACBayes.FiniteEmpiricalVariance Universal 1/2 bound for Bessel empirical variance of a finite [0,1] sample
finiteProductSampleWeight_pairExpectation PACBayes.FiniteEmpiricalVariance Two distinct coordinates of the finite IID product sample have the product marginal
finitePairVarianceKernelExpectation_eq_populationVariance PACBayes.FiniteEmpiricalVariance The independent-pair half squared-difference kernel has expectation equal to population variance
finiteProductSampleWeight_pairSquaredDifferenceExpectation_eq PACBayes.FiniteEmpiricalVariance Expected squared loss difference across two distinct IID coordinates is twice the population variance
finiteEmpiricalVariance_unbiased_finiteProduct PACBayes.FiniteEmpiricalVariance End-to-end finite-IID unbiasedness of the per-hypothesis Bessel empirical loss variance
average_perm_pairCatalog_eq_sampleVarianceBessel PACBayes.FiniteEmpiricalVarianceMatching Averaging any fixed nonempty catalog of distinct coordinate pairs over all permutations recovers Bessel sample variance
finitePairBlock_factorization PACBayes.FiniteEmpiricalVarianceMatching Factors the finite-product expectation of a product over disjoint pair blocks into independent two-coordinate expectations
average_perm_finiteCanonicalPairMean_eq_sampleVarianceBessel PACBayes.FiniteEmpiricalVarianceMatching Identifies the permutation average of the canonical random-matching statistic with Bessel sample variance
finiteEmpiricalVariance_lowerTailMGF_randomMatching PACBayes.FiniteEmpiricalVarianceMGF Random-matching and finite-Jensen lower-tail MGF bound, with the exact disjoint-pair count in its coefficient
finiteEmpiricalVariance_lowerTailMGF_tolstikhinSeldin PACBayes.FiniteEmpiricalVarianceMGF All-n >= 2 source-normalized finite-IID empirical-variance MGF inequality
finiteEmpiricalVariance_normalizedLowerTailMGF_le_one PACBayes.FiniteEmpiricalVarianceMGF Moves the deterministic variance penalty inside the exponential to obtain the normalized moment used by change of measure
finiteEmpiricalVariance_expectedPriorBernsteinExpMoment_le_one PACBayes.FiniteEmpiricalVariancePACBayes Averages the normalized per-hypothesis empirical-variance moment under a finite prior
finiteEmpiricalVariancePACBayes_badEventMass_le_delta PACBayes.FiniteEmpiricalVariancePACBayes Bounds one fixed-sample, fixed-tilt exceptional set by delta; the event is shared by every finite posterior
posteriorPopulationVariance_le_empiricalVariance_of_not_mem PACBayes.FiniteEmpiricalVariancePACBayes Outside the shared event, bounds the posterior average of per-hypothesis population variances by the corresponding empirical average and KL-confidence penalty
boundedLoss_oneCoordinateDeviationMGF_le PACBayes.FiniteBoundedLossBernstein One-coordinate population-variance Bernstein MGF for arbitrary finite [0,1] losses
boundedLoss_product_normalizedMGF_le_one PACBayes.FiniteBoundedLossBernstein Normalized finite-IID population-risk deviation MGF with exact 1 - lambda/(3n) denominator
finiteBoundedLossBernstein_badEventMass_le_delta PACBayes.FiniteBoundedLossBernstein Bounds the separate fixed-lambda population-risk bad event by its declared risk budget
boundedLoss_posteriorRisk_le_populationVariance_of_not_mem PACBayes.FiniteBoundedLossBernstein Outside the risk event, bounds every posterior risk gap by KL complexity and posterior-averaged population variance
finiteEmpiricalBernsteinRisk_badEventMass_le PACBayes.FiniteEmpiricalBernsteinRisk Bounds the union of variance and risk bad events by deltaVariance + deltaRisk without independence
posteriorRisk_le_empiricalRisk_add_empiricalVariance_of_not_mem PACBayes.FiniteEmpiricalBernsteinRisk Final fixed-parameter observable empirical-Bernstein risk bound simultaneous over every finite posterior
finiteWeightedUnionBound_sum_le_of_exists_mem Probability.FiniteUnionBound Plain-sum finite weighted union bound stated through an existential membership cover, avoiding decidable-instance reconciliation
finiteEmpiricalVarianceWeightedCatalogBadSamples PACBayes.FiniteEmpiricalVarianceTiltCatalog Finite union of empirical-variance bad sets with separately weighted variance budgets
finiteEmpiricalVariance_mem_weightedCatalog_iff PACBayes.FiniteEmpiricalVarianceTiltCatalog Membership in the variance catalog is equivalent to membership in one fixed-tilt event
finiteEmpiricalVariance_not_mem_weightedCatalog_iff PACBayes.FiniteEmpiricalVarianceTiltCatalog A sample is outside the variance catalog exactly when it is outside every fixed-tilt event
finiteEmpiricalVarianceFixedTiltBadSamples_subset_weightedCatalog PACBayes.FiniteEmpiricalVarianceTiltCatalog Every fixed empirical-variance tilt event is contained in the catalog event
finiteEmpiricalVariance_weightedCatalog_badEventMass_le_delta PACBayes.FiniteEmpiricalVarianceTiltCatalog Weighted union bound for the finite empirical-variance tilt catalog
finiteEmpiricalVariance_posteriorGap_le_weightedCatalog_of_not_mem PACBayes.FiniteEmpiricalVarianceTiltCatalog Unrearranged posterior-uniform variance gap bound for every catalog entry
posteriorPopulationVariance_le_empiricalVariance_weightedCatalog_of_not_mem PACBayes.FiniteEmpiricalVarianceTiltCatalog Rearranged observable variance certificate for every catalog entry and posterior
posteriorPopulationVariance_le_empiricalVariance_weightedCatalog_selected_of_not_mem PACBayes.FiniteEmpiricalVarianceTiltCatalog Valid sample- and posterior-dependent selection from the finite variance-tilt catalog
finiteBoundedLossBernsteinWeightedCatalogBadSamples PACBayes.FiniteEmpiricalBernsteinRiskCatalog Finite union of population-risk bad sets with separately weighted risk budgets
finiteBoundedLossBernstein_mem_weightedCatalog_iff PACBayes.FiniteEmpiricalBernsteinRiskCatalog Membership in the risk catalog is equivalent to membership in one fixed-lambda event
finiteBoundedLossBernstein_not_mem_weightedCatalog_iff PACBayes.FiniteEmpiricalBernsteinRiskCatalog A sample is outside the risk catalog exactly when it is outside every fixed-lambda event
finiteEmpiricalBernsteinRiskWeightedCatalogBadSamples PACBayes.FiniteEmpiricalBernsteinRiskCatalog One exceptional set joining the variance and risk catalogs
finiteBoundedLossBernstein_weightedCatalog_badEventMass_le_delta PACBayes.FiniteEmpiricalBernsteinRiskCatalog Weighted union bound for the finite population-risk tilt catalog
finiteEmpiricalBernsteinRisk_weightedCatalog_badEventMass_le PACBayes.FiniteEmpiricalBernsteinRiskCatalog Combined catalog mass bound deltaVariance + deltaRisk without a Cartesian-pair confidence charge
posteriorRisk_le_empiricalRisk_add_empiricalVariance_weightedCatalog_of_not_mem PACBayes.FiniteEmpiricalBernsteinRiskCatalog Observable risk bound simultaneous over every pair of predeclared variance and risk tilts
posteriorRisk_le_empiricalRisk_add_empiricalVariance_weightedCatalog_selected_of_not_mem PACBayes.FiniteEmpiricalBernsteinRiskCatalog Valid sample- and posterior-dependent selection from separate finite variance and risk catalogs

Finite exponential tilting

Declaration Module Role
finiteExponentialTiltNormalizer PACBayes.FiniteExponentialTilt Finite partition sum for an arbitrary exponential score under a base weight function
finiteExponentialTiltPMF PACBayes.FiniteExponentialTilt Base weight function reweighted by an exponential score and divided by its partition sum
boundedLossTiltScore PACBayes.FiniteBoundedLossExponentialTilt Lower-tail score -t * ell i z for a finite bounded loss
finiteBoundedLossTiltNormalizer PACBayes.FiniteBoundedLossExponentialTilt Partition sum for the specialized lower-tail bounded-loss tilt
finiteBoundedLossTiltPMF PACBayes.FiniteBoundedLossExponentialTilt Finite PMF obtained by reweighting with exp (-t * ell i z)
finiteJointMeanVarianceKappa PACBayes.FiniteJointMeanVarianceMGF Linear-minus-quadratic variance coefficient in the fixed-sample joint mean/Bessel-variance exponential moment
finiteJointMeanVarianceScore PACBayes.FiniteJointMeanVariancePACBayes Per-hypothesis normalized fixed-sample joint mean/empirical-variance score
finiteJointMeanVariancePriorMoment PACBayes.FiniteJointMeanVariancePACBayes Prior moment of the joint score at one sample and one catalog pair
finiteJointMeanVarianceMasterMixture PACBayes.FiniteJointMeanVariancePACBayes Prior-and-catalog master mixture over the weighted per-entry prior score moments
finiteJointMeanVarianceCatalogBadSamples PACBayes.FiniteJointMeanVariancePACBayes Single catalog bad-sample set thresholding the master mixture at 1 / delta
Theorem Module Role
finiteExponentialTiltNormalizer_pos PACBayes.FiniteExponentialTilt The finite exponential-tilt normalizer is positive under any PMF, without a full-support assumption
finiteExponentialTiltPMF_isPMF PACBayes.FiniteExponentialTilt Normalizing an exponential tilt of a finite PMF produces another PMF
finiteExponentialTiltPMF_mul_normalizer PACBayes.FiniteExponentialTilt Pointwise cancellation recovers the unnormalized exponential weight
finiteExponentialTilt_changeOfMeasure PACBayes.FiniteExponentialTilt Exact one-coordinate finite change-of-measure identity for arbitrary observables
finiteProductSampleWeight_mul_exp_sum_eq PACBayes.FiniteExponentialTiltProduct Pointwise identity relating the base product weight, the summed exponential score, and the tilted product weight
finiteProductExponentialTilt_changeOfMeasure PACBayes.FiniteExponentialTiltProduct Exact finite-product exponential change-of-measure identity for arbitrary sample functionals
finiteBoundedLossTiltPMF_isPMF PACBayes.FiniteBoundedLossExponentialTilt The specialized lower-tail bounded-loss tilt is a PMF without a full-support assumption
finiteBoundedLossTilt_changeOfMeasure PACBayes.FiniteBoundedLossExponentialTilt One-coordinate lower-tail loss change of measure, specialized from the generic identity
finiteBoundedLossTiltProduct_changeOfMeasure PACBayes.FiniteBoundedLossExponentialTilt Finite-product lower-tail loss change of measure, specialized from the generic identity
finiteBoundedLossTiltNormalizer_le_one PACBayes.FiniteBoundedLossExponentialTilt The partition sum of a nonnegative bounded-loss lower-tail tilt is at most one
finiteBoundedLossTilt_exp_neg_mul_le PACBayes.FiniteBoundedLossExponentialTilt Pointwise density comparison exp (-t) * p z <= q_t z for losses in [0,1]
finiteWeightedSquaredError_eq_populationVariance_add_sq PACBayes.FiniteBoundedLossExponentialTilt Exact finite-PMF squared-error decomposition around an arbitrary center
finitePopulationVariance_le_weightedSquaredError PACBayes.FiniteBoundedLossExponentialTilt Population risk minimizes the finite-PMF weighted squared error
finitePopulationVariance_mul_exp_neg_le_tilted PACBayes.FiniteBoundedLossExponentialTilt Tilted population variance is at least exp (-t) times the base population variance
finiteBoundedLoss_centeredBennettNormalizer_le PACBayes.FiniteBoundedLossExponentialTilt Retained-affine-factor Bennett bound for the centered lower-tail loss score
finiteJointMeanVarianceKappa_nonneg_of_eta_mul_card_le PACBayes.FiniteJointMeanVarianceMGF Nonnegativity of the joint variance coefficient on the exact range eta * n <= 2 * (n - 1)
finiteBoundedLossTilt_negativeEmpiricalVarianceMGF_le PACBayes.FiniteJointMeanVarianceMGF Negative Bessel empirical-variance moment bound under the lower-tail tilted finite PMF
finiteJointMeanVarianceMGF_le PACBayes.FiniteJointMeanVarianceMGF Unnormalized fixed-sample joint lower-tail mean and Bessel empirical-variance exponential-moment bound
finiteJointMeanVariance_normalizedMGF_le_one PACBayes.FiniteJointMeanVarianceMGF Normalized fixed-sample joint score has finite-product expectation at most one
finiteJointMeanVariance_priorMoment_expectation_le_one PACBayes.FiniteJointMeanVariancePACBayes Prior score moment has finite-product expectation at most one
finiteJointMeanVariance_masterMixture_expectation_le_one PACBayes.FiniteJointMeanVariancePACBayes Master mixture expectation is at most the total catalog weight, hence at most one
finiteJointMeanVariance_catalogBadSamples_mass_le_delta PACBayes.FiniteJointMeanVariancePACBayes The single catalog bad set has product-law mass at most delta
finiteJointMeanVariance_priorMoment_le_of_not_mem PACBayes.FiniteJointMeanVariancePACBayes Outside the one event, each entry keeps its prior moment at most 1 / (delta * w c)
finiteJointMeanVariance_posteriorScore_le_of_not_mem PACBayes.FiniteJointMeanVariancePACBayes One-KL Donsker-Varadhan score bound for every posterior and entry on the good event
finiteJointMeanVariance_posteriorGap_le_of_not_mem PACBayes.FiniteJointMeanVariancePACBayes Raw retained-variance posterior inequality with the Bennett log at the posterior-averaged variance
finiteJointMeanVariance_posteriorGap_div_le_of_not_mem PACBayes.FiniteJointMeanVariancePACBayes Division form of the retained-variance inequality for a strictly positive mean tilt
finiteJointMeanVariance_posteriorGap_le_selected_of_not_mem PACBayes.FiniteJointMeanVariancePACBayes Selector endpoint: the catalog entry may depend on the sample and the posterior
finiteJointMeanVariance_posteriorGap_div_le_selected_of_not_mem PACBayes.FiniteJointMeanVariancePACBayes Division form of the selector endpoint for all-positive mean tilts

Conditional sub-Gamma extractor

Theorem Module Role
bennett_taylor_bound Concentration.SubGamma.BennettBound Pointwise Bennett Taylor bound for bounded increments in the regime b * λ < 3
integrable_exp_mul_of_bounded Concentration.SubGamma.BoundedExpIntegrable Bounded real increments have integrable exponential tilts under a finite measure
condExp_mul_bounded_left Concentration.SubGamma.CondExpProduct Pulls a bounded measurable factor through conditional expectation under the stated integrability hypotheses
condJensen_real Concentration.SubGamma.CondJensen Conditional Jensen inequality for real-valued conditional expectations
cond_markov_of_nonneg Concentration.SubGamma.CondMarkov Conditional Markov-style inequality for nonnegative real functions
condExp_sq_eq_condVar_of_centered Concentration.SubGamma.CondVarianceFromSquare Under conditional centering, the conditional second moment is the conditional variance proxy
condSubGammaMGF_of_bounded_centered_condVariance Concentration.SubGamma.Extractor Boundedness, conditional centering, and a conditional second-moment proxy imply a conditional sub-Gamma MGF bound

Anytime-valid confidence sequences

Theorem Module Role
condExp_mixture_swap AnytimeValid.MixtureCS Conditional-expectation swap for the mixture exponential process
mixture_is_supermartingale AnytimeValid.MixtureCS Mixture of sub-Gamma exponential processes is a nonnegative supermartingale
atTop_time_uniform_confidence_sequence_subGamma_mixture AnytimeValid.MixtureCS Time-uniform mixture confidence sequence from the sub-Gamma exponential supermartingale
subGamma_stitched_boundary_supermartingale AnytimeValid.OptimizedLambdaCS Stitched-over-λ sub-Gamma exponential process is a nonnegative supermartingale
stitched_atTop_crossing_bound AnytimeValid.OptimizedLambdaCS Ville crossing bound for the stitched sub-Gamma boundary
optimized_lambda_confidence_sequence_subGamma AnytimeValid.OptimizedLambdaCS Optimized-λ sub-Gamma confidence sequence with the stitched boundary
subGammaLogLogWidth_loglog_rate AnytimeValid.OptimizedLambdaCS Stitched boundary half-width grows at the iterated-logarithm rate
subGammaLogLogWidth_eq_boundary_optTilt AnytimeValid.OptimizedLambdaCS The closed-form log-log width equals the sub-Gamma boundary at the per-time optimal tilt
optimized_lambda_two_sided_confidence_sequence AnytimeValid.OptimizedLambdaCS Two-sided optimized-λ iterated-log confidence sequence via the deterministic stitching bridge and the X/-X transfer
optimized_lambda_two_sided_closed_form_pointwise AnytimeValid.OptimizedLambdaCS Closed-form pointwise interval-width form of the two-sided optimized-λ confidence sequence
fixedGrid_logLog_bridge_forces_exact_boundary AnytimeValid.OptimizedLambdaCS Obstruction: a fixed finite-grid all-time closed-form bridge forces the grid to attain the exact per-time optimal boundary
eProcess_typeI_control AnytimeValid.EProcess Safe-testing Type-I control: an e-process rejection event has mass at most the level α over the Ville maximal inequality
eProcess_product_of_supermartingale AnytimeValid.EProcess Product of nonnegative supermartingale factors with unit start is an e-process
eProcess_optionalContinuation AnytimeValid.EProcess Optional continuation: the stopped value of an e-process keeps integral at most one
bettingWealth_supermartingale AnytimeValid.BettingCS Betting wealth from predictable bets under the conditional-mean null is a nonnegative supermartingale
betting_time_uniform_confidence_sequence AnytimeValid.BettingCS Countable-time Ville confidence sequence for the betting wealth e-process
betting_confidence_sequence_of_condMean AnytimeValid.BettingCS End-to-end betting confidence sequence for a bounded mean from predictable bets and the conditional-mean null
literalDyadicEpochWeight_not_summable AnytimeValid.DyadicEpochCS Obstruction: the literal harmonic dyadic-epoch weights are not summable, ruling out the naive all-n epoch mixture
pSeriesDyadicEpochWeight_summable AnytimeValid.DyadicEpochCS The redirected p-series dyadic-epoch weights are summable, recovering a finite epoch-capital budget
pSeriesDyadicEpochWeight_zero_unitPenalty AnytimeValid.DyadicEpochCS The concrete unit-capital stitching penalty for the first p-series epoch is log 2
countableWeightedSupermartingale_tsum AnytimeValid.DyadicEpochCS Weighted countable sums of real supermartingales are supermartingales under the domination hypothesis, the countable analogue of supermartingale_finset_sum
dyadicEpochMixture_supermartingale AnytimeValid.DyadicEpochCS The p-series dyadic-epoch mixture of stitched sub-Gamma exponential processes is a nonnegative supermartingale
subGammaLogLogWidth_add_stitchingPenalty AnytimeValid.DyadicEpochCS The all-n dyadic-epoch boundary is the log-log width plus the explicit per-epoch stitching penalty
dyadic_epoch_confidence_sequence_subGamma AnytimeValid.DyadicEpochCS One-sided all-n dyadic-epoch sub-Gamma confidence sequence with the explicit grid budget
dyadic_epoch_two_sided_confidence_sequence AnytimeValid.DyadicEpochCS Two-sided all-n dyadic-epoch confidence sequence via the X/-X transfer and the explicit stitching penalty

Time-uniform PAC-Bayes

Theorem Module Role
pacBayesPriorMixture_supermartingale PACBayes.TimeUniformPACBayes Prior mixture of per-hypothesis fixed-tilt exponential processes is a nonnegative supermartingale
timeUniformPACBayes_crossing_bound PACBayes.TimeUniformPACBayes Ville crossing bound for the prior-mixture process over all times
timeUniformPACBayes_bound PACBayes.TimeUniformPACBayes Process-level time-uniform PAC-Bayes bound: with probability at least 1 - δ, the posterior running mean of the abstract martingale-difference process stays under the cgf/KL/log(1/δ) boundary for every n ≥ 1
timeUniformIIDPACBayes_allPosteriors_bound PACBayes.TimeUniformIID End-to-end finite-class i.i.d. bounded-loss theorem, simultaneous over all posterior PMFs at every positive sample time
timeUniformIIDPACBayes_grid_allPosteriors_bound PACBayes.TimeUniformIIDGrid Finite-class i.i.d. theorem with a fixed finite grid of data-dependent tilt choices, simultaneous over all posterior PMFs
timeUniformContinuousPACBayes_bound PACBayes.TimeUniformContinuousPACBayes Process-level time-uniform PAC-Bayes theorem on an arbitrary measurable hypothesis space for a fixed prior and posterior
sphericalGaussianMeasure_klDiv_toReal_eq PACBayes.GaussianMeasureKL Measure-theoretic KL between finite-dimensional spherical Gaussian laws equals its explicit closed form
timeUniformSphericalGaussianPACBayes_bound PACBayes.TimeUniformGaussianPACBayes Process-level time-uniform PAC-Bayes theorem specialized to a fixed finite-dimensional spherical-Gaussian prior/posterior pair
timeUniformIIDGaussianPACBayes_bound PACBayes.IIDContinuousGaussian End-to-end i.i.d. bounded-loss theorem over a continuous finite-dimensional hypothesis space with explicit spherical-Gaussian KL
fairBoolGaussianPACBayesFailure_mass_ge_twoPowNegHundred PACBayes.IIDContinuousGaussian Explicit positive-mass witness: the first-100-true cylinder has probability 2⁻¹⁰⁰ and lies inside the worked Gaussian PAC-Bayes failure event
fairBoolThreshold_endToEnd_certificate PACBayes.IIDContinuousGaussian Stochastic fair-Bernoulli product-stream instance with a checked nonconstant Gaussian-threshold loss, exact population risk 1/2, evaluated penalty 54/275, and a positive-probability failure cylinder, without a tightness claim
timeUniformIIDGaussianPACBayes_grid_bound PACBayes.IIDContinuousGaussianGrid Simultaneous time-uniform i.i.d. bound for a finite catalog of fixed spherical-Gaussian posterior/tilt pairs, with entrywise confidence budgets summed explicitly
timeUniformIIDGaussianPACBayes_selected_bound PACBayes.IIDContinuousGaussianGrid Data-dependent selector corollary for an arbitrary choice from the fixed finite Gaussian posterior/tilt catalog
fairBoolThreshold_twoGaussianGrid_certificate PACBayes.IIDContinuousGaussianGrid Stochastic two-entry certificate for N(0,1) at tilt 1/2 and N(1,1) at tilt 1/4, with total failure budget exp(-1)
fairBoolThreshold_twoGaussianSelected_certificate PACBayes.IIDContinuousGaussianGrid The worked two-entry fair-Bernoulli catalog remains valid for every sample-dependent Boolean selector

Finite Markov prequential risk

Theorem Module Role
pathSquaredLoss_condExp StochasticDynamics.MarkovRisk Derives the next-step squared-loss conditional expectation from the finite transition PMF and its Ionescu--Tulcea path law
markovRiskInnovation_condExp_eq_zero StochasticDynamics.MarkovRisk Centers observed loss minus transition-row conditional risk under the generated filtration
markovRiskInnovation_condSecondMoment_le_one StochasticDynamics.MarkovRisk Conservative unit conditional-second-moment bound retained as a simple compatibility lemma
markovRiskInnovation_condSecondMoment_le_one_fourth StochasticDynamics.MarkovRisk Sharp universal 1/4 conditional-second-moment bound for the centered [0,1] one-step loss
runningMean_markovRiskInnovation StochasticDynamics.MarkovRisk Identifies the innovation mean with observed prequential risk minus average conditional risk
markovPrequentialRiskExceptionalEvent_mass_le_delta StochasticDynamics.MarkovRisk Gives one measurable all-time finite-grid exceptional event with probability at most delta
averageConditionalRisk_lt_empiricalPrequentialRisk_add_boundary_of_not_mem StochasticDynamics.MarkovRisk Bounds average conditional risk by observed prequential loss plus the declared sub-Gamma boundary outside that event
runningMean_markovRiskShortfall StochasticDynamics.MarkovPACBayes Reorients the Markov innovation as conditional risk minus observed loss, the sign required for an upper-risk certificate
posteriorAverage_runningMean_markovRiskShortfall StochasticDynamics.MarkovPACBayes Identifies the posterior-averaged shortfall with posterior conditional risk minus posterior empirical prequential risk
markovRiskShortfall_incrementAdapted StochasticDynamics.MarkovPACBayes Preserves increment adaptedness under the risk-shortfall sign change
measurable_markovRiskShortfall StochasticDynamics.MarkovPACBayes Establishes measurability of every catalog member's risk-shortfall increment
integrable_markovRiskShortfall StochasticDynamics.MarkovPACBayes Establishes integrability under the actual finite Markov path law
abs_markovRiskShortfall_le_one StochasticDynamics.MarkovPACBayes Supplies the uniform absolute bound for [0,1] squared losses
markovRiskShortfall_condExp_eq_zero StochasticDynamics.MarkovPACBayes Derives conditional centering of the risk shortfall from the Markov path-law identity
markovRiskShortfall_condSecondMoment_le_one_fourth StochasticDynamics.MarkovPACBayes Transfers the sharp universal 1/4 conditional-second-moment proxy to the risk shortfall
markovPACBayesAnyPosteriorUpperFailure_subset_processFailure StochasticDynamics.MarkovPACBayes Embeds the risk-facing posterior failure event into the generic time-uniform PAC-Bayes process failure event
markovPACBayes_allPosteriors_bound StochasticDynamics.MarkovPACBayes Controls the raw all-time, all-posterior Markov failure set in outer probability at fixed tilt
markovPACBayesExceptionalEvent_measurable StochasticDynamics.MarkovPACBayes Proves measurability of the hull used for the public confidence event
markovPACBayesRawFailure_subset_exceptionalEvent StochasticDynamics.MarkovPACBayes Shows that the measurable hull contains every raw posterior-existential violation
markovPACBayesExceptionalEvent_mass_le_delta StochasticDynamics.MarkovPACBayes Gives one measurable exceptional event of ordinary probability at most delta
markovPosteriorAverageConditionalRisk_lt_of_not_mem StochasticDynamics.MarkovPACBayes Outside the common event, controls every posterior and every positive time by empirical prequential risk plus KL and the sub-Gamma boundary
subGammaCgf_oneFourth_one_div StochasticDynamics.MarkovPACBayes Rewrites the 1/4-variance sub-Gamma contribution as lambda / (8 * (1 - lambda / 3))
markovPACBayes_prequentialRisk_certificate StochasticDynamics.MarkovPACBayes Publication-facing finite-catalog theorem with a measurable common event, all-time and all-posterior validity, and explicit KL penalty

Named tail-probability corollaries

Theorem Module Role
chernoff_tail Concentration.NamedTails Generic two-sided sub-Gaussian tail P(abs X ≥ t) ≤ 2 exp(-t²/(2c)) from an MGF bound
subGaussianMGF_tail_twoSided Concentration.NamedTails Centered two-sided sub-Gaussian tail P(abs (X - E X) ≥ t) ≤ 2 exp(-t²/(2c))
hoeffding_mean_tail_twoSided Concentration.NamedTails Two-sided Hoeffding tail for the sample mean P(abs (X̄ - E X̄) ≥ t) ≤ 2 exp(-2 n t²/(b-a)²)
bernstein_tail Concentration.NamedTails Two-sided Bernstein tail P(abs X ≥ ε) ≤ 2 exp(-ε²/(2(v + bε/3))) for a finite distribution
bennett_tail Concentration.NamedTails Two-sided Bennett / sub-Gamma tail at a chosen λ for a finite distribution

Distribution bridges and sample statistics

Theorem Module Role
bernoulliPMF Statistics.Bernoulli Bernoulli(p) probability mass function on Bool
bernoulliMean_eq Statistics.Bernoulli Bernoulli mean equals p
bernoulliVariance_eq Statistics.Bernoulli Bernoulli variance equals p(1 - p)
bernoulli_bernstein_tail Statistics.Bernoulli Two-sided Bernstein tail specialized to Bernoulli(p)
sampleMean Statistics.SampleStatistics Sample mean (1/n) ∑ x i of a finite sample
sampleVariance Statistics.SampleStatistics Population-form sample variance (1/n) ∑ (x i - x̄)²
sampleVariance_nonneg Statistics.SampleStatistics Sample variance is nonnegative
sampleVariance_eq_secondMoment_sub_meanSq Statistics.SampleStatistics Variance decomposition Var = E[X²] - x̄²
sampleMean_hoeffding_tail Statistics.SampleStatistics Two-sided Hoeffding tail for the named sample mean

Classical estimation

Theorem Module Role
weightedExpectation Statistics.ClassicalEstimation Finite weighted expectation ∑ w x · X x, the population-mean primitive
weightedExpectation_linear Statistics.ClassicalEstimation Linearity of the weighted expectation in the estimator
sampleMean_unbiased_finite Statistics.ClassicalEstimation Sample mean is unbiased for the finite population mean
sampleVarianceBessel Statistics.ClassicalEstimation Bessel-corrected sample variance (1/(n-1)) ∑ (x i - x̄)²
sampleVarianceBessel_unbiased_finite Statistics.ClassicalEstimation Bessel-corrected sample variance is unbiased for the finite-population variance
bernoulliScoreAtSampleMean_eq_zero Statistics.ClassicalEstimation Bernoulli log-likelihood score vanishes at the sample-mean MLE
bernoulliLogLikelihood_global_argmax_from_count Statistics.ClassicalEstimation Sample mean is the global Bernoulli log-likelihood maximizer
gaussianKnownVarianceLogLikelihood_mle Statistics.ClassicalEstimation Sample mean is the known-variance Gaussian MLE
horvitzThompson_design_unbiased Statistics.ClassicalEstimation Horvitz-Thompson estimator is design-unbiased for the finite-population total
bootstrapMean_eq_sampleMean Statistics.ClassicalEstimation Bootstrap-resample mean equals the sample mean

Fisher information and Cramér-Rao

Theorem Module Role
weightedVariance Statistics.FisherInformation Finite weighted variance of an estimator under a weight vector
weightedCovariance Statistics.FisherInformation Finite weighted covariance of two functions
scoreFunction Statistics.FisherInformation Score ∂_θ log p(x; θ) as pmfDeriv / pmf
fisherInformation Statistics.FisherInformation Fisher information as the weighted variance of the score
score_mean_zero_of_finite_regular Statistics.FisherInformation Score has zero mean under regularity (∑ p' = 0)
covariance_score_eq_deriv_mean Statistics.FisherInformation Estimator-score covariance equals the derivative of the estimator mean
covariance_cauchy_schwarz Statistics.FisherInformation Weighted Cauchy-Schwarz: Cov² ≤ Var · Var
cramerRao_unbiased Statistics.CramerRao Cramér-Rao lower bound 1 / I(θ) ≤ Var(T) for an unbiased estimator
bernoulliFisherInformation Statistics.CramerRao Bernoulli Fisher information 1 / (p(1-p))
bernoulliHalfFisherInformation Statistics.CramerRao Concrete witness: I(1/2) = 4
bernoulliHalfCramerRaoWitness Statistics.CramerRao Concrete witness: identity estimator attains variance 1/4 = 1 / I(1/2)

Finite exponential families

Declaration Module Role
finitePartition Statistics.ExponentialFamily Finite exponential-family partition sum Z(theta)
finiteLogPartition Statistics.ExponentialFamily Log-partition function A(theta) = log Z(theta)
finiteExponentialPMF Statistics.ExponentialFamily Natural-parameter finite exponential-family probability mass
finiteExponentialPMFDeriv Statistics.ExponentialFamily Natural-parameter derivative of the finite exponential-family mass
finitePartition_pos Statistics.ExponentialFamily Positive base weights give positive finite partition sum
finiteExponentialPMF_sum_one Statistics.ExponentialFamily Normalized exponential-family masses sum to one
finiteExponentialPMF_pos Statistics.ExponentialFamily Positive base weights give positive normalized masses
finitePartition_hasDerivAt Statistics.ExponentialFamily Termwise derivative of the finite partition sum
finiteExponentialFamily_mean_eq_logPartition_deriv Statistics.ExponentialFamily Finite exponential-family mean equals the log-partition derivative numerator divided by Z(theta)
finiteLogPartition_hasDerivAt Statistics.ExponentialFamily Log-partition derivative identity A'(theta) = E_theta[T]
finiteLogPartition_hasDerivAt_of_positiveBase Statistics.ExponentialFamily Positive-base wrapper for A'(theta) = E_theta[T]
finiteExponentialPMF_hasDerivAt Statistics.ExponentialFamily Derivative of the normalized finite exponential-family mass
finiteMean_hasDerivAt Statistics.ExponentialFamily Differentiating the finite mean gives a centered second moment
finiteMean_deriv_eq_variance Statistics.ExponentialFamily Centered second-moment derivative equals finite weighted variance
finiteLogPartition_hasSecondDerivAt Statistics.ExponentialFamily Log-partition curvature identity A''(theta) = Var_theta(T)
finiteLogPartition_hasSecondDerivAt_of_positiveBase Statistics.ExponentialFamily Positive-base wrapper for A''(theta) = Var_theta(T)
finiteExponentialFamily_variance_eq_logPartition_secondDeriv Statistics.ExponentialFamily Finite exponential-family variance equals log-partition second derivative
finiteExponentialFamily_score_eq_centered Statistics.ExponentialFamily Natural-parameter score equals the centered sufficient statistic
finiteExponentialFamily_fisherInformation_eq_variance Statistics.ExponentialFamily Natural-parameter Fisher information equals finite variance
finiteExponentialFamily_logPartition_secondDeriv_eq_fisherInformation Statistics.ExponentialFamily Direct bridge I(theta) = A''(theta)
bernoulliNaturalBase Statistics.ExponentialFamily Bernoulli natural-family base weights on Bool
bernoulliNaturalStatistic Statistics.ExponentialFamily Bernoulli natural sufficient statistic 1{true}
bernoulliNatural_partition Statistics.ExponentialFamily Bernoulli natural partition sum is 1 + exp(theta)
bernoulliNatural_logPartition_zero Statistics.ExponentialFamily Bernoulli natural log-partition at theta = 0 is log 2
bernoulliNatural_mean_zero Statistics.ExponentialFamily Bernoulli natural mean at theta = 0 is 1/2
bernoulliNatural_logPartition_deriv_zero Statistics.ExponentialFamily Bernoulli natural A'(0) = 1/2
bernoulliNatural_pmf_zero Statistics.ExponentialFamily Both Bernoulli natural atoms have mass 1/2 at theta = 0
bernoulliNatural_variance_zero Statistics.ExponentialFamily Bernoulli natural variance at theta = 0 is 1/4
bernoulliNatural_logPartition_secondDeriv_zero Statistics.ExponentialFamily Bernoulli natural A''(0) = 1/4
bernoulliNatural_fisher_zero Statistics.ExponentialFamily Bernoulli natural Fisher information at theta = 0 is 1/4
bernoulliNatural_fisher_eq_variance_zero Statistics.ExponentialFamily Bernoulli natural Fisher information equals variance at theta = 0
bernoulliNatural_witness Statistics.ExponentialFamily Concrete Bernoulli witness with mean 1/2, variance 1/4, and Fisher information 1/4

Glivenko-Cantelli

Theorem Module Role
lowerRayIndicator GlivenkoCantelli Closed lower-ray indicator 1{x ≤ z} as the empirical-CDF integrand
strictLowerRayIndicator GlivenkoCantelli Open lower-ray indicator 1{x < z}, the atom-safe upper bracket
empiricalCDF GlivenkoCantelli Empirical CDF as the lower-ray indicator-class empirical average
empiricalCDFUniformDeviation GlivenkoCantelli Uniform empirical-CDF deviation sup_x abs(F_n(x) - F(x))
IsGCClass GlivenkoCantelli Glivenko-Cantelli class predicate: a.s. uniform-deviation convergence to zero
lowerRayGC_iff_classicalGlivenkoCantelli GlivenkoCantelli The classical empirical-CDF GC statement is exactly the lower-ray indicator-class GC statement
empiricalCDF_eq_lowerRayEmpiricalAverage GlivenkoCantelli Empirical CDF equals the lower-ray indicator empirical average
integral_lowerRayIndicator_comp_eq_cdf GlivenkoCantelli Population lower-ray mass equals the CDF of the pushed-forward law
lowerRayBracketing_uniformDeviation_bound GlivenkoCantelli Deterministic finite-grid bracketing bound on the uniform empirical-CDF deviation
finiteLowerRayBracketingGrid GlivenkoCantelli Finite grid of bracket points that controls every threshold at a chosen mesh
lowerRayPointwiseStrongLaw GlivenkoCantelli Pointwise empirical-CDF strong law at a fixed threshold from the mathlib strong law
strictLowerRayPointwiseStrongLaw GlivenkoCantelli Open-upper-bracket pointwise strong law, the atom-safe companion
classicalGlivenkoCantelli_of_pointwise_lowerRay GlivenkoCantelli Uniform a.s. GC from pointwise convergence on closed and strict lower rays
classicalGlivenkoCantelli_iid GlivenkoCantelli Classical Glivenko-Cantelli for i.i.d. real samples: empirical CDF converges uniformly a.s. to the population CDF
vcHoeffdingBridge_for_gcClass GlivenkoCantelli Wraps the GC class into the finite-class VC/Hoeffding empirical-process surface
rademacherERMBridge_for_gcClass GlivenkoCantelli Wraps the GC class into the Rademacher ERM generalization surface
vcPacBayesHybridBridge_for_gcClass GlivenkoCantelli Wraps the GC class into the VC/PAC-Bayes hybrid surface
bernoulliThreeZerosOneOne_uniformDeviation_le_quarter GlivenkoCantelli Concrete non-vacuity witness: explicit four-sample uniform empirical-CDF deviation ≤ 1/4

Partial dependency view for the original finite-class spine

flowchart BT
    defs["Risk / ERM / GhostSample"]
    rad["Empirical Rademacher"]
    sym["Symmetrization"]
    azuma["Azuma tail"]
    massart["Massart"]
    vc["Sauer-Shelah + binary VC bridge"]
    erm["VC ERM excess-risk tail"]
    contraction["Finite contraction"]
    linear["Linear predictors"]
    finite_chain["Finite sub-Gaussian chaining"]
    finite_dudley["Finite Dudley entropy budgets"]
    stability["Finite iid stability adapter"]

    defs --> rad --> sym --> erm
    azuma --> erm
    massart --> erm
    vc --> erm
    rad --> contraction
    rad --> linear
    finite_chain --> finite_dudley
    defs --> stability
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