petsc-3.11.4 2019-09-28
MatNullSpaceSetFunction
set a function that removes a null space from a vector out of null spaces.
Synopsis
#include "petscmat.h"
PetscErrorCode MatNullSpaceSetFunction(MatNullSpace sp, PetscErrorCode (*rem)(MatNullSpace,Vec,void*),void *ctx)
Logically Collective on MatNullSpace
Input Parameters
| sp | - the null space object
|
| rem | - the function that removes the null space
|
| ctx | - context for the remove function
|
Keywords
PC, null space, create
See Also
MatNullSpaceDestroy(), MatNullSpaceRemove(), MatSetNullSpace(), MatNullSpace, MatNullSpaceCreate()
Level
advanced
Location
src/mat/interface/matnull.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages