petsc-3.14.6 2021-03-30
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PCPARMSSetNonsymPerm

Sets the type of permutation for the ARMS preconditioner: the standard symmetric ARMS or the non-symmetric ARMS (ARMS-ddPQ).

Synopsis

#include "petscpc.h" 
PetscErrorCode PCPARMSSetNonsymPerm(PC pc,PetscBool nonsym)
Collective on PC

Input Parameters

pc - the preconditioner context
nonsym - PETSC_TRUE indicates the non-symmetric ARMS is used; PETSC_FALSE indicates the symmetric ARMS is used

Options Database Keys

-pc_parms_nonsymmetric_perm - sets the use of nonsymmetric permutation

Notes

See the pARMS function parms_PCSetPermType for more information.

See Also

PCPARMS

Level

intermediate

Location

src/ksp/pc/impls/parms/parms.c

Implementations

PCPARMSSetNonsymPerm_PARMS in src/ksp/pc/impls/parms/parms.c

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