# VecSqrt

Replaces each component of a vector by the square root of its magnitude.

### Synopsis

    #include "petscvec.h"
    int VecSqrt(Vec v)

Not collective

### Input Parameter

v -The vector

### Output Parameter

v -The vector square root

Note: The actual function is sqrt(|x_i|)

### Keywords

vector, sqrt, square root

Level:beginner
Location: src/vec/utils/vinv.c
Index of all Vec routines
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Index of all manual pages