PCGASMGetLocalSubmatrices
Gets the local submatrices (for this processor only) for the additive Schwarz preconditioner.
Synopsis
#include "petscpc.h"
PetscErrorCode PCGASMGetLocalSubmatrices(PC pc,PetscInt *n,Mat *mat[])
Not Collective
Input Parameter
pc -the preconditioner context
Output Parameters
| n | - the number of matrices for this processor (default value = 1)
|
| mat | - the matrices
|
Keywords
PC, GASM, set, local, subdomains, additive Schwarz, block Jacobi
See Also
PCGASMSetTotalSubdomains(), PCGASMSetOverlap(), PCGASMGetSubKSP(),
PCGASMCreateSubdomains2D(), PCGASMSetLocalSubdomains(), PCGASMGetLocalSubdomains()
Level:advanced
Location:src/ksp/pc/impls/gasm/gasm.c
Index of all PC routines
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Index of all manual pages