petsc-3.7.3 2016-08-01
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MatGetNearNullSpace

et null space attached with MatSetNearNullSpace()

Synopsis

#include "petscmat.h" 
PetscErrorCode MatGetNearNullSpace(Mat mat,MatNullSpace *nullsp)
Not Collective

Input Parameters

mat -the matrix

Output Parameters

nullsp -the null space object, NULL if not set

See Also

MatSetNearNullSpace(), MatGetNullSpace(), MatNullSpaceCreate()

Level:developer
Location:
src/mat/interface/matrix.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/ksp/ksp/examples/tutorials/ex49.c.html