VecEqual#

Compares two vectors. Returns true if the two vectors are either pointing to the same memory buffer, or if the two vectors have the same local and global layout as well as bitwise equality of all entries. Does NOT take round-off errors into account.

Synopsis#

#include "petscvec.h" 
PetscErrorCode VecEqual(Vec vec1, Vec vec2, PetscBool *flg)

Collective

Input Parameters#

vec1 - the first vector
vec2 - the second vector

Output Parameter#

flg - PETSC_TRUE if the vectors are equal; PETSC_FALSE otherwise.

Level#

intermediate

Location#

src/vec/vec/utils/vinv.c

Examples#

src/vec/vec/tutorials/ex19.c
src/vec/vec/tutorials/ex44.c
src/dm/tutorials/ex9.c

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