MatSchurComplementAinvType#

Determines how to approximate the inverse of the (0,0) block in Schur complement preconditioning matrix assembly routines

Synopsis#

typedef enum {
  MAT_SCHUR_COMPLEMENT_AINV_DIAG,
  MAT_SCHUR_COMPLEMENT_AINV_LUMP,
  MAT_SCHUR_COMPLEMENT_AINV_BLOCK_DIAG,
  MAT_SCHUR_COMPLEMENT_AINV_FULL
} MatSchurComplementAinvType;

See Also#

MatSchurComplementGetAinvType(), MatSchurComplementSetAinvType(), MatSchurComplementGetPmat(), MatGetSchurComplement(), MatCreateSchurComplementPmat()

Level#

intermediate

Location#

include/petscksp.h

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