petsc-3.9.4 2018-09-11
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PCGASMSetType

 Sets the type of restriction and interpolation used for local problems in the additive Schwarz method.

Synopsis

#include "petscpc.h" 
PetscErrorCode  PCGASMSetType(PC pc,PCGASMType type)
Logically Collective on PC

Input Parameters

pc - the preconditioner context
type - variant of GASM, one of 
      PC_GASM_BASIC       - full interpolation and restriction
      PC_GASM_RESTRICT    - full restriction, local processor interpolation
      PC_GASM_INTERPOLATE - full interpolation, local processor restriction
      PC_GASM_NONE        - local processor restriction and interpolation

Options Database Key

-pc_gasm_type [basic,restrict,interpolate,none] -Sets GASM type

Keywords

PC, GASM, set, type

See Also

PCGASMSetSubdomains(), PCGASMGetSubKSP(),
PCGASMCreateSubdomains2D()

Level

intermediate

Location

src/ksp/pc/impls/gasm/gasm.c

Implementations

PCGASMSetType_GASM in src/ksp/pc/impls/gasm/gasm.c

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