VecPointwiseMult#
Computes the component-wise multiplication w[i] = x[i] * y[i].
Synopsis#
#include "petscvec.h"
PetscErrorCode VecPointwiseMult(Vec w, Vec x, Vec y)
Logically Collective
Input Parameters#
x - the first vector
y - the second vector
Output Parameter#
w - the result
Note#
Any subset of the x, y, and w may be the same vector.
See Also#
Vectors and Parallel Data, Vec, VecPointwiseDivide(), VecPointwiseMax(), VecPointwiseMin(), VecPointwiseMaxAbs(), VecMaxPointwiseDivide()
Level#
advanced
Location#
Examples#
src/ts/tutorials/ex50.c
src/ksp/ksp/tutorials/ex15.c
src/tao/pde_constrained/tutorials/hyperbolic.c
src/vec/vec/tutorials/ex1f.F90
src/ts/tutorials/ex30.c
src/vec/vec/tutorials/ex1.c
src/ts/tutorials/ex29.c
src/vec/vec/tutorials/ex20f90.F90
src/vec/vec/tutorials/ex1f90.F90
src/ksp/ksp/tutorials/ex15f.F90
Implementations#
VecPointwiseMult_Nest() in src/vec/vec/impls/nest/vecnest.c
VecPointwiseMult_Seq() in src/vec/vec/impls/seq/bvec2.c
VecPointwiseMult_SeqKokkos() in src/vec/vec/impls/seq/kokkos/veckok.kokkos.cxx
VecPointwiseMult_SeqViennaCL() in src/vec/vec/impls/seq/seqviennacl/vecviennacl.cxx
Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages