import JSBI from 'jsbi';
export declare abstract class FullMath {
    /**
     * Cannot be constructed.
     */
    private constructor();
    static mulDivRoundingUp(a: JSBI, b: JSBI, denominator: JSBI): JSBI;
    static mulDownFixed(a: JSBI, b: JSBI): JSBI;
    static mulUpFixed(a: JSBI, b: JSBI): JSBI;
    static divDownFixed(a: JSBI, b: JSBI): JSBI;
    static divUpFixed(a: JSBI, b: JSBI): JSBI;
}