sqrt

Return the non-negative square root of an array, element-wise. That is, $\text{[math]}$ .

Parameter	Type	Description
x	array_like	Input array or scalar

Parameter	Type	Default Value	Description
out	ndarray/ndarray tuple	None	Location where the calculation result is stored. If provided, it must have a shape that the inputs broadcast to. If not provided, a freshly-allocated array is returned.
where	array_like	None	This condition is broadcast over the input. At locations where the condition is true, the out array stores the result. Elsewhere, the out array retains its original value.
**kwargs	-	-	Other keyword arguments. Refer to the NumPy official document Universal functions (ufunc).

Type	Description
ndarray/scalar	An array of the same shape as x, containing the positive square root of each element in x.

>>> import numpy as np
>>> np.sqrt(4)
2.0
>>>
>>> x = np.array([2.25, 6.25, 25])
>>> np.sqrt(x)
array([1.5, 2.5, 5. ])
>>>

Parent topic: Basic Operation Functions