PCAIRSetCoarsestSubcomm#

Sets whether PCAIR computes the coarse-grid polynomial coefficients on a subcommunicator

Synopsis#

PETSC_EXTERN PetscErrorCode PCAIRSetCoarsestSubcomm(PC pc, PetscBool input_bool)

Logically Collective

Input Parameters#

pc - the PCAIR preconditioner context
input_bool - PETSC_TRUE to compute the coarse-grid polynomial coefficients on a subcommunicator

Options Database Key#

-pc_air_coarsest_subcomm (true|false) - compute the coarse-grid polynomial coefficients on a subcommunicator; defaults to false

See Also#

KSP: Linear System Solvers, PCAIR, PCAIRGetCoarsestSubcomm(), PCAIRSetSubcomm(), PCAIRSetCoarsestInverseType()

Level#

advanced

Index of all PC routines
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Index of all manual pages