PCAIRSetOnePointClassicalProlong

Sets whether PCAIR uses a one-point classical prolongator instead of an approximate ideal prolongator

Synopsis

PETSC_EXTERN PetscErrorCode PCAIRSetOnePointClassicalProlong(PC pc, PetscBool input_bool)

Logically Collective

Input Parameters

• pc - the PCAIR preconditioner context

• input_bool - PETSC_TRUE to use a one-point classical prolongator

Options Database Key

• -pc_air_one_point_classical_prolong (true|false) - use a one-point classical prolongator instead of an approximate ideal prolongator; defaults to true

See Also

KSP: Linear System Solvers, PCAIR, PCAIRGetOnePointClassicalProlong(), PCAIRSetSymmetric()

Level

advanced

Index of all PC routines
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Index of all manual pages