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#

src/vec/vec/interface/vector.c

Examples#

src/ts/tutorials/ex50.c
src/ksp/ksp/tutorials/ex15.c
src/tao/unconstrained/tutorials/spectraladjointassimilation.c
src/snes/tutorials/ex70.c
src/ksp/ksp/tutorials/ex15f.F90
src/tao/pde_constrained/tutorials/elliptic.c
src/tao/tutorials/ex4.c
src/tao/constrained/tutorials/tomographyADMM.c
src/tao/unconstrained/tutorials/burgers_spectral.c
src/tao/pde_constrained/tutorials/parabolic.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