# Function square

Compute the square of a value, `x * x`.
For matrices, the function is evaluated element wise.


## Syntax

```js
math.square(x)
```

### Parameters

Parameter | Type | Description
--------- | ---- | -----------
`x` | Number | BigNumber | Boolean | Complex | Array | Matrix | null |  Number for which to calculate the square

### Returns

Type | Description
---- | -----------
Number | BigNumber | Complex | Array | Matrix |  Squared value


## Examples

```js
math.square(2);           // returns Number 4
math.square(3);           // returns Number 9
math.pow(3, 2);           // returns Number 9
math.multiply(3, 3);      // returns Number 9

math.square([1, 2, 3, 4]);  // returns Array [1, 4, 9, 16]
```


## See also

[multiply](multiply.md),
[cube](cube.md),
[sqrt](sqrt.md),
[pow](pow.md)


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