@mathlib/functions

Mathematical functions


Installation

``
npm install @mathlib/functions
`

Usage

`javascript
const { factorial } = require("@mathlib/functions");

console.log(factorial(5)); // 120
`

Using ES6 imports
`javascript
import { factorial } from "@mathlib/functions";

console.log(factorial(5)); // 120
`

Available Functions


| Function ▼ | Description | Parameters | Returns |
| --- | --- | --- | --- |
| factorial(n) | Factorial of given number | n -> Input number | number |
| isEven(n) | Check if given number is even | n -> Input number | boolean |
| isOdd(n) | Check if given number is odd | n -> Input number | boolean |
| mod(a, n) | Modulo function. Returns "a mod n" | a -> dividend
n -> divisor | number |
|
|
| Native Math Methods |
| abs | Returns built-in Math.abs |
| acos | Returns built-in Math.acos |
| acosh | Returns built-in Math.acosh |
| asin | Returns built-in Math.asin |
| asinh | Returns built-in Math.asinh |
| atan | Returns built-in Math.atan |
| atan2 | Returns built-in Math.atan2 |
| atanh | Returns built-in Math.atanh |
| cbrt | Returns built-in Math.cbrt |
| ceil | Returns built-in Math.ceil |
| clz32 | Returns built-in Math.clz32 |
| cos | Returns built-in Math.cos |
| cosh | Returns built-in Math.cosh |
| exp | Returns built-in Math.exp |
| expm1 | Returns built-in Math.expm1 |
| floor | Returns built-in Math.floor |
| fround | Returns built-in Math.fround |
| hypot | Returns built-in Math.hypot |
| imul | Returns built-in Math.imul |
| log | Returns built-in Math.log |
| log10 | Returns built-in Math.log10 |
| log1p | Returns built-in Math.log1p |
| log2 | Returns built-in Math.log2 |
| max | Returns built-in Math.max |
| min | Returns built-in Math.min |
| pow | Returns built-in Math.pow |
| random | Returns built-in Math.random |
| round | Returns built-in Math.round |
| sign | Returns built-in Math.sign |
| sin | Returns built-in Math.sin |
| sinh | Returns built-in Math.sinh |
| sqrt | Returns built-in Math.sqrt |
| tan | Returns built-in Math.tan |
| tanh | Returns built-in Math.tanh |
| trunc | Returns built-in Math.trunc |

Examples

Modulo of negative numbers
`javascript
const { mod } = require("@mathlib/functions");

console.log(11 % 7); // 4
console.log(mod(11, 7)); // 4

console.log(-11 % 7); // -4
console.log(mod(-11, 7)); // 3

console.log(11 % -7); // 4
console.log(mod(11, -7)); // -3

console.log(-11 % -7); // -4
console.log(mod(-11, -7)); // -4
``