VecISShift

Shifts the elements of a vector, specified by an index set, by a constant

Synopsis

#include "petscvec.h"  
PetscErrorCode VecISShift(Vec V, IS S, PetscScalar c)

Logically Collective

Input Parameters

• V - the vector

• S - index set for the locations in the vector

• c - the constant

Notes

The index set identifies entries in the global vector. Negative indices are skipped; indices outside the ownership range of V will raise an error.

See Also

VecISCopy(), VecISAXPY(), VecISSet(), VecShift()

Level

advanced

Location

src/vec/vec/utils/projection.c

Examples

src/ts/tutorials/ex30.c
src/snes/tutorials/ex11.c

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