slepc3.21.1 20240426
MatCreateVecsEmpty
Get vector(s) compatible with the matrix, i.e. with the same parallel layout, but without internal array.
Synopsis
#include "slepcsys.h"
PetscErrorCode MatCreateVecsEmpty(Mat mat,Vec *right,Vec *left)
Collective
Input Parameter
Output Parameters
 right   (optional) vector that the matrix can be multiplied against

 left   (optional) vector that the matrix vector product can be stored in

Note
This is similar to MatCreateVecs(), but the new vectors do not have an internal
array, so the intended usage is with VecPlaceArray().
See Also
VecDuplicateEmpty()
Level
developer
Location
src/sys/mat/matutil.c
Index of all sys routines
Table of Contents for all manual pages
Index of all manual pages