petsc-3.14.5 2021-03-03

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VecSqrtAbs

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

Synopsis

#include "petscvec.h" 
PetscErrorCode  VecSqrtAbs(Vec v)

Not collective

Input Parameter

v

- The vector

Output Parameter

v

- The vector square root

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

See Also

VecLog(), VecExp(), VecReciprocal(), VecAbs()

Level

beginner

Location

src/vec/vec/utils/vinv.c

Examples

src/tao/constrained/tutorials/tomographyADMM.c.html
src/tao/tutorials/ex4.c.html

Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages