petsc-3.14.6 2021-03-30
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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


Level

intermediate

Location

src/ksp/pc/impls/hypre/hypre.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages