MatSuperluSetILUDropTol

Set SuperLU https://portal.nersc.gov/project/sparse/superlu/superlu_ug.pdf ILU drop tolerance

Synopsis

#include "petscmat.h" 
PetscErrorCode MatSuperluSetILUDropTol(Mat F, PetscReal dtol)

Logically Collective

Input Parameters

• F - the factored matrix obtained by calling MatGetFactor()

• dtol - drop tolerance

Options Database Key

• -mat_superlu_ilu_droptol - the drop tolerance

See Also

Matrices, Mat, MatGetFactor(), MATSOLVERSUPERLU

Level

beginner

Location

src/mat/impls/aij/seq/superlu/superlu.c

Examples

src/ksp/ksp/tutorials/ex52.c

Implementations

MatSuperluSetILUDropTol_SuperLU() in src/mat/impls/aij/seq/superlu/superlu.c

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