realsqrt - Square root for nonnegative real arrays

Syntax

Description

Y = realsqrt(X) returns the square root of each element of array X. Array X must contain only nonnegative real numbers. The size of Y is the same as the size of X.

Examples

M = magic(4)

M =
    16     2     3    13
     5    11    10     8
     9     7     6    12
     4    14    15     1

realsqrt(M)

ans =
    4.0000    1.4142    1.7321    3.6056
    2.2361    3.3166    3.1623    2.8284
    3.0000    2.6458    2.4495    3.4641
    2.0000    3.7417    3.8730    1.0000

See Also

reallog | realpow | sqrt | sqrtm

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