petsc-dev 2014-07-25
Report Typos and Errors

PCBDDCSetCoarseningRatio

Set coarsening ratio used in multilevel

Synopsis

#include "petscpc.h" 
PetscErrorCode PCBDDCSetCoarseningRatio(PC pc,PetscInt k)
Logically collective on PC

Input Parameters

pc - the preconditioning context
k - coarsening ratio (H/h at the coarser level)

Approximatively k subdomains at the finer level will be aggregated into a single subdomain at the coarser level

Notes

See Also

PCBDDC

Level:intermediate
Location:
src/ksp/pc/impls/bddc/bddc.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages