petsc-3.6.2 2015-10-02
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# 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]

Level:advanced
Location: src/vec/vec/utils/projection.c
Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages