petsc-master 2019-09-20
Report Typos and Errors

PCGetInterpolations

Gets interpolation matrices for all levels (except level 0)

Synopsis

#include "petscksp.h" 
PetscErrorCode PCGetInterpolations(PC pc,PetscInt *num_levels,Mat *interpolations[])
Logically Collective on PC

Input Parameters

Output Parameter

pc - the precondition context
num_levels - the number of levels
interpolations -the interpolation matrices (size of num_levels-1)

Keywords

MG, GAMG, BoomerAMG, multigrid, interpolation, level

See Also

PCMGGetRestriction(), PCMGSetInterpolation(), PCMGGetInterpolation(), PCGetCoarseOperators()

Level

advanced

Location

src/ksp/pc/interface/precon.c

Implementations

PCGetInterpolations_BoomerAMG in src/ksp/pc/impls/hypre/hypre.c
PCGetInterpolations_MG in src/ksp/pc/impls/mg/mg.c

Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages