petsc-3.9.0 2018-04-07
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MatNullSpaceRemove

Removes all the components of a null space from a vector.

Synopsis

#include "petscmat.h" 
PetscErrorCode  MatNullSpaceRemove(MatNullSpace sp,Vec vec)
Collective on MatNullSpace

Input Parameters

sp - the null space context (if this is NULL then no null space is removed)
vec - the vector from which the null space is to be removed

Keywords

PC, null space, remove

See Also

MatNullSpaceCreate(), MatNullSpaceDestroy(), MatNullSpaceSetFunction()

Level

advanced

Location

src/mat/interface/matnull.c

Examples

src/ksp/ksp/examples/tutorials/ex29.c.html
src/ksp/ksp/examples/tutorials/ex32.c.html
src/ksp/ksp/examples/tutorials/ex34.c.html
src/ksp/ksp/examples/tutorials/ex50.c.html
src/ksp/ksp/examples/tutorials/ex66.c.html

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Index of all manual pages