export * from './number';
export * from './safeDiv';
/** Extended Math */
export declare namespace MathEx {
    /** `2π` */
    const PI2 = 6.283185307179586;
    /** `180 ÷ π` */
    const DEG_PER_RAD = 57.29577951308232;
    /** `π ÷ 180` */
    const RAD_PER_DEG = 0.017453292519943295;
    /** √1 */
    const Sqrt1 = 1;
    /** √2 */
    const Sqrt2 = 1.4142135623730951;
    /** √3 */
    const Sqrt3 = 1.7320508075688772;
    /** √4 */
    const Sqrt4 = 2;
    /** √5 */
    const Sqrt5 = 2.23606797749979;
    /** √6 */
    const Sqrt6 = 2.449489742783178;
    /** √7 */
    const Sqrt7 = 2.6457513110645907;
    /** √8 */
    const Sqrt8 = 2.8284271247461903;
    /** √9 */
    const Sqrt9 = 3;
    /** √10 */
    const Sqrt10 = 3.1622776601683795;
    /** ϕ | φ */
    const GoldenRatio = 1.618033988749895;
    /** K */
    const Khinchin = 2.6854520010653062;
    /** λ */
    const Conway = 1.3035772690342964;
    /** C10 */
    const Champernowne = 0.12345678910111213;
    /** γ */
    const Euler = 0.5772156649015329;
    /** Get absolute value */
    function abs(value: number): number;
    /** Get absolute value */
    function abs(value: bigint): bigint;
    /** Find the smallest number */
    function min(a: number, ...args: number[]): number;
    /** Find the smallest number */
    function min(a: bigint, ...args: bigint[]): bigint;
    /** Find the largest number */
    function max(a: number, ...args: number[]): number;
    /** Find the largest number */
    function max(a: bigint, ...args: bigint[]): bigint;
    /** Power */
    function pow(base: number, exponent: number): number;
    /** Power */
    function pow(base: bigint, exponent: bigint): bigint;
    /** Remap numbers from a range to another range */
    function remap(value: number, inLow: number, inHigh: number, outLow: number, outHigh: number): number;
    /** Remap numbers from a range to another range */
    function remap(value: bigint, inLow: bigint, inHigh: bigint, outLow: bigint, outHigh: bigint): bigint;
    /** Limit number range, numbers outside the range will be cropped */
    function clamp(value: number, lower: number, upper: number): number;
    /** Limit number range, numbers outside the range will be cropped */
    function clamp(value: bigint, lower: bigint, upper: bigint): bigint;
    /** Degrees to Radians */
    function radians(degrees: number): number;
    /** Radians to Degrees */
    function degrees(radians: number): number;
    /** Positive number returns `1`, Negative number returns `-1`
     * - `n` => `1`
     * - `-n` => `-1`
     * - `0` => `1`
     * -`-0` => `-1`
     * - `NaN` => `NaN`
    */
    function unit(value: number): -1 | 1;
    /** Negative number returns `-1`, other returns `1`
     * - `n` => `1`
     * - `-n` => `-1`
     * - `0` => `1`
    */
    function unit(value: bigint): -1n | 1n;
    /** Returns the sign of the x, indicating whether x is positive, negative or zero.
     * - `n` => `1`
     * - `-n` => `-1`
     * - `0` => `0`
     * - `-0` => `-0`
     * - `NaN` => `NaN`
    */
    function sign(value: number): -1 | 1 | 0 | -0;
    /** Returns the sign of the x, indicating whether x is positive, negative or zero.
     * - `n` => `1`
     * - `-n` => `-1`
     * - `0` => `0`
    */
    function sign(value: bigint): -1n | 1n | 0n;
    /** Compare 2 numbers
     * - `a > b` => `1`
     * - `a < b` => `-1`
     * - `a == b` => `0`
     */
    function cmp(a: number, b: number): -1 | 0 | 1;
    /** Compare 2 numbers
     * - `a > b` => `1`
     * - `a < b` => `-1`
     * - `a == b` => `0`
     */
    function cmp(a: bigint, b: bigint): -1n | 0n | 1n;
}
/** Fibonacci sequence in `O(1)` */
export declare function fibonacci(n: number): number;
/** Fibonacci sequence in `O(2ⁿ)` */
export declare function fibonacciRecur(n: number): number;
export declare function fibonacciRecur(n: bigint): bigint;
/** Fibonacci sequence in `O(n)` */
export declare function fibonacciTailRecur(n: number): number;
export declare function fibonacciTailRecur(n: bigint): bigint;
/** Fibonacci sequence in `O(n)` */
export declare function fibonacciLoop(n: number): number;
export declare function fibonacciLoop(n: bigint): bigint;