MatSchurComplementGetAinvType#

get the type of approximation for the inverse of the (0,0) block used in forming Sp in MatSchurComplementGetPmat()

Synopsis#

Not Collective

Input Parameter#

  • S - matrix obtained with MatCreateSchurComplement() (or equivalent) and implementing the action of A11 - A10 ksp(A00,Ap00) A01

Output Parameter#

See Also#

KSP: Linear System Solvers, MatSchurComplementAinvType, MatCreateSchurComplement(), MatGetSchurComplement(), MatSchurComplementGetPmat(), MatSchurComplementSetAinvType()

Level#

advanced

Location#

src/ksp/ksp/utils/schurm/schurm.c


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