VecReciprocal#
Replaces each component of a vector by its reciprocal.
Synopsis#
#include "petscvec.h"
PetscErrorCode VecReciprocal(Vec vec)
Logically Collective
Input Parameter#
vec - the vector
Output Parameter#
vec - the vector reciprocal
Note#
Vector entries with value 0.0 are not changed
See Also#
Vectors and Parallel Data, Vec, VecLog(), VecExp(), VecSqrtAbs()
Level#
intermediate
Location#
Examples#
src/ksp/pc/tutorials/ex4.c
src/tao/unconstrained/tutorials/burgers_spectral.c
src/tao/pde_constrained/tutorials/parabolic.c
src/tao/tutorials/ex4.c
src/tao/pde_constrained/tutorials/elliptic.c
src/tao/constrained/tutorials/tomographyADMM.c
src/ksp/ksp/tutorials/ex15f.F90
src/tao/unconstrained/tutorials/spectraladjointassimilation.c
src/snes/tutorials/ex70.c
src/ksp/ksp/tutorials/ex15.c
Implementations#
VecReciprocal_Nest() in src/vec/vec/impls/nest/vecnest.c
VecReciprocal_SeqKokkos() in src/vec/vec/impls/seq/kokkos/veckok.kokkos.cxx
Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages