PCSide#

If the preconditioner is to be applied to the left, right or symmetrically around the operator.

Synopsis#

Values#

  • PC_LEFT - applied after the operator is applied

  • PC_RIGHT - applied before the operator is applied

  • PC_SYMMETRIC - a portion of the preconditioner is applied before the operator and the transpose of this portion is applied after the operator is applied.

Note#

Certain KSPType support only a subset of PCSide values

See Also#

Preconditioners, PC, KSPSetPCSide()

Level#

beginner

Location#

include/petscpctypes.h


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Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages