import type { Dnum } from "dnum";
export declare function calcPeriodNumber(offset: bigint, length: bigint): bigint;
export declare function calcNextPeriodReset(periodNumber: bigint, offset: bigint, length: bigint): bigint;
export declare function calcOverallBorrowInterestRate(totalVarDebt: bigint, totalStableDebt: bigint, variableBorInterestRate: Dnum, avgStableBorInterestRate: Dnum): Dnum;
export declare function calcDepositInterestIndex(dirt1: Dnum, diit1: Dnum, latestUpdate: bigint, lastTimestamp?: bigint): Dnum;
export declare function calcBorrowInterestIndex(birt1: Dnum, biit1: Dnum, latestUpdate: bigint, lastTimestamp?: bigint): Dnum;
export declare function calcRetention(actualRetained: bigint, totalDebt: bigint, overallBorrowInterestRate: Dnum, retentionRate: Dnum, latestUpdate: bigint, lastTimestamp?: bigint): bigint;
export declare function calcRewardIndex(used: bigint, ma: bigint, rit1: Dnum, rs: Dnum, latestUpdate: bigint): Dnum;
export declare function calcAccruedRewards(amount: bigint, rit: Dnum, ritn1: Dnum): bigint;
export declare function toFAmount(underlyingAmount: bigint, diit: Dnum): bigint;
export declare function toUnderlyingAmount(fAmount: bigint, diit: Dnum): bigint;
export declare function calcAssetDollarValue(amount: bigint, tokenPrice: Dnum, tokenDecimals: number): Dnum;
export declare function calcCollateralAssetLoanValue(amount: bigint, tokenPrice: Dnum, tokenDecimals: number, collateralFactor: Dnum): Dnum;
export declare function calcBorrowAssetLoanValue(amount: bigint, tokenPrice: Dnum, tokenDecimals: number, borrowFactor: Dnum): Dnum;
export declare function calcBorrowBalance(bbtn1: bigint, biit: Dnum, biitn1: Dnum): bigint;
export declare function calcStableInterestRate(bbt: bigint, amount: bigint, sbirtn1: Dnum, sbirt1: Dnum): Dnum;
export declare function calcLtvRatio(totalBorrowBalanceValue: Dnum, totalCollateralBalanceValue: Dnum): Dnum;
export declare function calcBorrowUtilisationRatio(totalEffectiveBorrowBalanceValue: Dnum, totalEffectiveCollateralBalanceValue: Dnum): Dnum;
export declare function calcLiquidationMargin(totalEffectiveBorrowBalanceValue: Dnum, totalEffectiveCollateralBalanceValue: Dnum): Dnum;