petsc-3.12.5 2020-03-29
MatGetNullSpace
retrieves the null space of a matrix.
Synopsis
#include "petscmat.h"
PetscErrorCode MatGetNullSpace(Mat mat, MatNullSpace *nullsp)
Logically Collective on Mat
Input Parameters
| mat | - the matrix
|
| nullsp | - the null space object
|
See Also
MatCreate(), MatNullSpaceCreate(), MatSetNearNullSpace(), MatSetNullSpace()
Level
developer
Location
src/mat/interface/matrix.c
Examples
src/ksp/ksp/examples/tutorials/ex73.c.html
src/snes/examples/tutorials/ex62.c.html
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages