MatGetNullSpace#

retrieves the null space of a matrix.

Synopsis#

#include "petscmat.h" 
PetscErrorCode MatGetNullSpace(Mat mat, MatNullSpace *nullsp)

Logically Collective

Input Parameters#

  • mat - the matrix

  • nullsp - the null space object

See Also#

MatCreate(), MatNullSpaceCreate(), MatSetNearNullSpace(), MatSetNullSpace(), MatNullSpace

Level#

developer

Location#

src/mat/interface/matrix.c

Examples#

src/ksp/ksp/tutorials/ex73.c.html
src/snes/tutorials/ex69.c.html


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