import Big from "big.js";
import { BigNumber } from "ethers";
export declare function bigNumber2Big(value: BigNumber): Big;
export declare function bigNumber2BigAndScaleDown(value: BigNumber, decimals?: number): Big;
export declare function big2BigNumberAndScaleUp(value: Big, decimals?: number): BigNumber;
export declare function fromSqrtX96(value: BigNumber): Big;
export declare function toSqrtX96(value: Big): Big;
export declare function encodePriceSqrt(amount1: Big, amount0: Big): BigNumber;
export declare function scaleDownDecimals(number: Big, decimals: number): Big;
export declare function scaleUpDecimals(number: Big, decimals: number): Big;
/**
 * get how many decimals need to be shown.
 * @example getLeastSignificantDigit(new Big(123.123456)) -> 3 (123.123)
 * @example getLeastSignificantDigit(new Big(12345.12345)) -> 1 (12345.1)
 * @example getLeastSignificantDigit(new Big(12345)) -> 1 (12345.0)
 * @example getLeastSignificantDigit(new Big(0.12345678)) -> 6 (0.123456)
 * @example getLeastSignificantDigit(new Big(0.000012345678)) -> 10 (0.0000123456)
 * @param value the quote asset amount
 * @returns how many decimals need to be shown
 */
export declare function getLeastSignificantDigit(value: string | number | Big, displayLength?: number, minimal?: number): number;