PCAIRSetMatrixFreePolys

Sets whether PCAIR applies polynomial smoothers matrix-free where possible

Synopsis

PETSC_EXTERN PetscErrorCode PCAIRSetMatrixFreePolys(PC pc, PetscBool input_bool)

Logically Collective

Input Parameters

• pc - the PCAIR preconditioner context

• input_bool - PETSC_TRUE to apply polynomial smoothers matrix-free where possible

Options Database Key

• -pc_air_matrix_free_polys (true|false) - apply polynomial smoothers matrix-free where possible; defaults to false

See Also

KSP: Linear System Solvers, PCAIR, PCAIRGetMatrixFreePolys(), PCAIRSetInverseType(), PCAIRSetDiagScalePolys()

Level

advanced

Index of all PC routines
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Index of all manual pages