MatGetNearNullSpace#

Get null space attached with MatSetNearNullSpace()

Synopsis#

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

Not Collective

Input Parameter#

  • mat - the matrix

Output Parameter#

  • nullsp - the null space object, NULL if not set

See Also#

Matrices, Mat, MatNullSpace, MatSetNearNullSpace(), MatGetNullSpace(), MatNullSpaceCreate()

Level#

advanced

Location#

src/mat/interface/matrix.c

Examples#

src/ksp/ksp/tutorials/ex49.c


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Index of all Mat routines
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Index of all manual pages