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documents why multiplication is performed first

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Vito
2025-11-19 10:44:01 +01:00
parent 91d3778d39
commit 7b69ed15ac
1 changed files with 5 additions and 2 deletions
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7
src/xrpld/app/misc/detail/LendingHelpers.cpp
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@@ -252,8 +252,11 @@ loanAccruedInterest(
auto const secondsSinceLastPayment = auto const secondsSinceLastPayment =
parentCloseTime.time_since_epoch().count() - lastPaymentDate; parentCloseTime.time_since_epoch().count() - lastPaymentDate;
return principalOutstanding * periodicRate * // Division is more likely to introduce rounding errors, which will then get
(secondsSinceLastPayment / paymentInterval); // amplified by multiplication. Therefore, we first multiply, and only then
// divide.
return principalOutstanding * periodicRate * secondsSinceLastPayment /
paymentInterval;
} }
/* Applies a payment to the loan state and returns the breakdown of amounts /* Applies a payment to the loan state and returns the breakdown of amounts