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Function abs #

Calculate the absolute value of a number. For matrices, the function is evaluated element wise.

Syntax #

```js math.abs(x) ```

Parameters #

Parameter | Type | Description --------- | ---- | ----------- `x` | number | BigNumber | bigint | Fraction | Complex | Array | Matrix | Unit | A number or matrix for which to get the absolute value

Returns #

Type | Description ---- | ----------- number | BigNumber | bigint | Fraction | Complex | Array | Matrix | Unit | Absolute value of `x`

Throws #

Type | Description ---- | -----------

Examples #

```js math.abs(3.5) // returns number 3.5 math.abs(-4.2) // returns number 4.2 math.abs([3, -5, -1, 0, 2]) // returns Array [3, 5, 1, 0, 2] ```

See also #

[sign](sign.html)