petsc-3.13.6 2020-09-29
VecWhichLessThan
Creates an index set containing the indices where the vectors Vec1 < Vec2
Synopsis
#include "petscvec.h"
PetscErrorCode VecWhichLessThan(Vec Vec1, Vec Vec2, IS *S)
Collective on S
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
For complex numbers this only compares the real part
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