import BN from 'bn.js';
declare const ZERO: BN;
declare function checkedRem(dividend: BN, divisor: BN): BN;
declare function checkedCeilDiv(dividend: BN, rhs: BN): BN[];
declare function saturatingSub(a: BN, b: BN): BN;
export { ZERO, checkedCeilDiv, checkedRem, saturatingSub };