PCHPDDMCoarseCorrectionType

Type of coarse correction used by PCType PCHPDDM

Synopsis

typedef enum {
  PC_HPDDM_COARSE_CORRECTION_DEFLATED,
  PC_HPDDM_COARSE_CORRECTION_ADDITIVE,
  PC_HPDDM_COARSE_CORRECTION_BALANCED,
  PC_HPDDM_COARSE_CORRECTION_NONE
} PCHPDDMCoarseCorrectionType;

Values

• PC_HPDDM_COARSE_CORRECTION_DEFLATED (default) - eq. (1) in PCHPDDMShellApply()

• PC_HPDDM_COARSE_CORRECTION_ADDITIVE - eq. (2)

• PC_HPDDM_COARSE_CORRECTION_BALANCED - eq. (3)

• PC_HPDDM_COARSE_CORRECTION_NONE - no coarse correction (mostly useful for debugging)

See Also

Preconditioners, PCHPDDM, PC, PCSetType(), PCHPDDMShellApply()

Level

intermediate

Location

include/petscpctypes.h

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