import { NonNegativeNumber } from '../number/number';
/**
 * Returns Euler's number `e` raised to the power of the given number.
 *
 * @throws Exception - if the given value is NaN.
 *
 * @since v0.11.0
 */
export declare function exp(value: number): NonNegativeNumber;
/**
 * Returns Euler's number `e` raised to the power of the given number minus 1.
 *
 * @throws Exception - if the given value is NaN.
 *
 * @since v0.11.0
 */
export declare function expm1(value: number): number;