petsc-3.13.6 2020-09-29
VecPointwiseMult
Computes the componentwise multiplication w = x*y.
Synopsis
#include "petscvec.h"
PetscErrorCode VecPointwiseMult(Vec w, Vec x,Vec y)
Logically Collective on Vec
Input Parameters
x, y -the vectors
Output Parameter
w -the result
Notes
any subset of the x, y, and w may be the same vector.
See Also
VecPointwiseDivide(), VecPointwiseMax(), VecPointwiseMin(), VecPointwiseMaxAbs(), VecMaxPointwiseDivide()
Level
advanced
Location
src/vec/vec/interface/vector.c
Examples
src/vec/vec/tutorials/ex1.c.html
src/vec/vec/tutorials/ex1f.F90.html
src/vec/vec/tutorials/ex1f90.F90.html
src/vec/vec/tutorials/ex20f90.F90.html
src/ksp/ksp/tutorials/ex15.c.html
src/ksp/ksp/tutorials/ex15f.F90.html
src/snes/tutorials/ex12.c.html
src/ts/tutorials/ex50.c.html
src/tao/unconstrained/tutorials/spectraladjointassimilation.c.html
src/tao/pde_constrained/tutorials/elliptic.c.html
src/tao/pde_constrained/tutorials/parabolic.c.html
Implementations
VecPointwiseMult_Nest in src/vec/vec/impls/nest/vecnest.c
VecPointwiseMult_Seq in src/vec/vec/impls/seq/bvec2.c
VecPointwiseMult_SeqCUDA in src/vec/vec/impls/seq/seqcuda/veccuda2.cu
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