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ADR: Revise interest curve utilization rate definition#303

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jordanschalm merged 5 commits intomainfrom
jord/adr-interest-curve-utilization
Apr 10, 2026
Merged

ADR: Revise interest curve utilization rate definition#303
jordanschalm merged 5 commits intomainfrom
jord/adr-interest-curve-utilization

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Comment on lines +24 to +25
- User B deposits 105 units of X -> totalDebit(X) = 0
- User B still owes 5 units of X, but totalDebit(X) = 0
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Why B depositing 105 units would make totalDebit(X) to 0? Could you add more details in the comments.

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Because they are unsigned and clamp to zero. From the paragraph above:

They are stored as absolute (not interest-adjusted) unsigned values, which can cause updates to the values to clamp to zero

Also added a ceil function in the equation to represent the "unsigned-ness"

Co-authored-by: Leo Zhang <zhangchiqing@gmail.com>
Co-authored-by: Jordan Schalm <jordan.schalm@gmail.com>
@jordanschalm jordanschalm requested review from a team and zhangchiqing April 8, 2026 15:53
Co-authored-by: Leo Zhang <zhangchiqing@gmail.com>
@jordanschalm jordanschalm merged commit 1170ab1 into main Apr 10, 2026
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@jordanschalm jordanschalm deleted the jord/adr-interest-curve-utilization branch April 10, 2026 17:29
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4 participants