VecZeroEntries#

puts a 0.0 in each element of a vector

Synopsis#

#include "petscvec.h"   
PetscErrorCode VecZeroEntries(Vec vec)

Logically Collective

Input Parameter#

  • vec - The vector

Note#

If the norm of the vector is known to be zero then this skips the unneeded zeroing process

See Also#

Vectors and Parallel Data, Vec, VecCreate(), VecSetOptionsPrefix(), VecSet(), VecSetValues()

Level#

beginner

Location#

src/vec/vec/interface/vector.c

Examples#

src/ts/tutorials/ex14.c
src/ts/tutorials/extchemfield.c
src/snes/tutorials/ex73f90t.F90
src/ts/utils/dmplexlandau/tutorials/ex2.c
src/ts/tutorials/ex24.c
src/vec/vec/tutorials/ex44.c
src/snes/tutorials/ex56.c
src/ts/tutorials/ex9.c
src/tao/pde_constrained/tutorials/elliptic.c
src/snes/tutorials/ex28.c


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