import { BigNumber } from 'ethers';
export declare type Slippage = {
    numerator: number;
    denominator: number;
};
export declare const SlippageZero: Slippage;
export declare const SlippageMax: Slippage;
export declare const slippageFromPercentage: (percentage?: number | undefined) => Slippage | undefined;
export declare const toBasisPoints: (slippage: Slippage) => number;
export declare const toPercentFloat: (slippage: Slippage) => number;
export declare const toFloat: (slippage: Slippage) => number;
export declare const toWei: (slippage: Slippage) => BigNumber;
export declare const applySlippage: (amount: BigNumber, slippage: Slippage) => BigNumber;