PCAIRSetDDCIts

Sets the number of diagonal-dominance-conversion (DDC) iterations used by the PCAIR CF_PMISR_DDC CF splitting

Synopsis

PETSC_EXTERN PetscErrorCode PCAIRSetDDCIts(PC pc, PetscInt input_int)

Logically Collective

Input Parameters

• pc - the PCAIR preconditioner context

• input_int - the number of DDC iterations

Options Database Key

• -pc_air_ddc_its ddc_its - the number of DDC iterations; defaults to 1

Note

Only used by the CF_PMISR_DDC CF splitting type (see PCAIRSetCFSplittingType()).

See Also

KSP: Linear System Solvers, PCAIR, PCAIRGetDDCIts(), PCAIRSetDDCFraction(), PCAIRSetCFSplittingType(), CFSplittingType

Level

advanced

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