import { DecString } from "@connext/types";
import { BigNumber, BigNumberish } from "ethers";
export declare const toWad: (amount: string, decimals?: number) => BigNumber;
export declare const fromWad: (wad: BigNumberish, decimals?: number) => string;
export declare const maxBN: (lobn: any) => any;
export declare const minBN: (lobn: any) => any;
export declare const inverse: (value: string, precision?: number) => string;
export declare const sanitizeDecimals: (value: string, decimals?: number) => string;
export declare const removeDecimals: (value: string) => string;
export declare const calculateExchangeAmount: (inputAmount: string, swapRate: DecString, precision?: number) => string;
export declare const calculateExchangeWad: (inputWad: BigNumber, inputDecimals: number, swapRate: DecString, outputDecimals: number) => BigNumber;
export declare const formatDisplayAmount: (amount: string, precision?: number, symbol?: string) => string;
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