sqrt.md (974B)
1 <!-- Note: This file is automatically generated from source code comments. Changes made in this file will be overridden. --> 2 3 # Function sqrt 4 5 Calculate the square root of a value. 6 7 For matrices, the function is evaluated element wise. 8 9 10 ## Syntax 11 12 ```js 13 math.sqrt(x) 14 ``` 15 16 ### Parameters 17 18 Parameter | Type | Description 19 --------- | ---- | ----------- 20 `x` | number | BigNumber | Complex | Array | Matrix | Unit | Value for which to calculate the square root. 21 22 ### Returns 23 24 Type | Description 25 ---- | ----------- 26 number | BigNumber | Complex | Array | Matrix | Unit | Returns the square root of `x` 27 28 29 ### Throws 30 31 Type | Description 32 ---- | ----------- 33 34 35 ## Examples 36 37 ```js 38 math.sqrt(25) // returns 5 39 math.square(5) // returns 25 40 math.sqrt(-4) // returns Complex 2i 41 ``` 42 43 44 ## See also 45 46 [square](square.md), 47 [multiply](multiply.md), 48 [cube](cube.md), 49 [cbrt](cbrt.md), 50 [sqrtm](sqrtm.md)