PCBDDCInterfaceExtType#

Defines how interface balancing is extended into the interior of subdomains.

Synopsis#

typedef enum {
  PC_BDDC_INTERFACE_EXT_DIRICHLET,
  PC_BDDC_INTERFACE_EXT_LUMP
} PCBDDCInterfaceExtType;

Values#

PC_BDDC_INTERFACE_EXT_DIRICHLET - solves Dirichlet interior problem; this is the standard BDDC algorithm
PC_BDDC_INTERFACE_EXT_LUMP - skips interior solve; sometimes called M_1 and associated with “lumped FETI-DP”

See Also#

Preconditioners, PCBDDC, PC

Level#

intermediate

Location#

include/petscpctypes.h

Index of all PC routines
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Index of all manual pages