export declare class BigNumberUtils {
    static lt(n1: BigJs.BigSource, n2: BigJs.BigSource): boolean;
    static lte(n1: BigJs.BigSource, n2: BigJs.BigSource): boolean;
    static gt(n1: BigJs.BigSource, n2: BigJs.BigSource): boolean;
    static gte(n1: BigJs.BigSource, n2: BigJs.BigSource): boolean;
    static eq(n1: BigJs.BigSource, n2: BigJs.BigSource): boolean;
    static plus(n1: BigJs.BigSource, n2: BigJs.BigSource): BigJs.Big | number | string;
    static minus(n1: BigJs.BigSource, n2: BigJs.BigSource): BigJs.Big | number | string;
    static mult(n1: BigJs.BigSource, n2: BigJs.BigSource): BigJs.Big | number | string;
    static div(n1: BigJs.BigSource, n2: BigJs.BigSource): BigJs.Big | number | string;
    static max(n1: BigJs.BigSource, n2: BigJs.BigSource): BigJs.Big | number | string;
    static min(n1: BigJs.BigSource, n2: BigJs.BigSource): BigJs.Big | number | string;
    static isBig(n1: unknown): boolean;
}