import JSBI from 'jsbi';
import { SwapResult } from '../utils';
import { Fraction } from '..';
export declare class Stable {
    private targetPrices;
    private traderFee;
    private curve;
    constructor(numberOfCurrencies: JSBI, amp: JSBI, targetPrices: JSBI[], traderFee: Fraction);
    exchange(tokenAmounts: JSBI[], inputTradeAmount: JSBI, inputIndex: number, outputIndex: number): SwapResult;
    private getPriceImpact;
    private getFees;
    private getOutputAmount;
    private getOutputAmountWithNoSlippage;
    setAmp(amp: JSBI): void;
    setTraderFee(traderFee: Fraction): void;
}