PCAIRGetAutoTruncateStartLevel

Returns the level from which PCAIR builds and evaluates a coarse-grid solver to decide whether the hierarchy can be truncated there

Synopsis

PETSC_EXTERN PetscErrorCode PCAIRGetAutoTruncateStartLevel(PC pc, PetscInt *input_int)

Not Collective

Input Parameter

• pc - the PCAIR preconditioner context

Output Parameter

• input_int - the level from which to build a coarse solver and test whether the hierarchy can be truncated

See Also

KSP: Linear System Solvers, PCAIR, PCAIRSetAutoTruncateStartLevel(), PCAIRGetAutoTruncateTol()

Level

advanced

Index of all PC routines
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Index of all manual pages