VecWhichEqual#

Creates an index set containing the indices where the vectors Vec1 and Vec2 have identical elements.

Synopsis#

#include "petscvec.h"  
PetscErrorCode VecWhichEqual(Vec Vec1, Vec Vec2, IS *S)

Collective on Vec

Input Parameters#

  • Vec1, Vec2 - the two vectors to compare

OutputParameter#

  • S - The index set containing the indices i where vec1[i] == vec2[i]

Notes#

the two vectors must have the same parallel layout

Level#

advanced

Location#

src/vec/vec/utils/projection.c


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