PETSc version 3.17.5
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PCHYPRESetBetaPoissonMatrix
Set Poisson matrix
Synopsis
#include "petscpc.h"
PetscErrorCode
PCHYPRESetBetaPoissonMatrix
(
PC
pc,
Mat
A)
Collective on
PC
Input Parameters
pc
- the preconditioning context
A
- the matrix
Notes
A should be obtained by discretizing the Poisson problem with linear finite elements. Following HYPRE convention, the scalar Poisson solver of AMS can be turned off by passing NULL.
See Also
PCHYPRESetDiscreteGradient
(),
PCHYPRESetDiscreteCurl
(),
PCHYPRESetAlphaPoissonMatrix
()
Level
intermediate
Location
src/ksp/pc/impls/hypre/hypre.c
Index of all PC routines
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Index of all manual pages