petsc-3.6.1 2015-08-06
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PCFactorSetMatSolverPackage

 sets the software that is used to perform the factorization

Synopsis

#include "petscpc.h" 
PetscErrorCode  PCFactorSetMatSolverPackage(PC pc,const MatSolverPackage stype)
Logically Collective on PC

Input Parameters

pc - the preconditioner context
stype - for example, superlu, superlu_dist

Options Database Key

-pc_factor_mat_solver_package <stype> -petsc, superlu, superlu_dist, mumps, cusparse

Note

By default this will use the PETSc factorization if it exists

Keywords

PC, set, factorization, direct, fill

See Also

MatGetFactor(), MatSolverPackage, PCFactorGetMatSolverPackage()

Level:intermediate
Location:src/ksp/pc/impls/factor/factor.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/ksp/ksp/examples/tutorials/ex52.c.html
src/ksp/ksp/examples/tutorials/ex53.c.html
src/ksp/ksp/examples/tutorials/ex52f.F.html
src/tao/constrained/examples/tutorials/maros.c.html
src/tao/constrained/examples/tutorials/toy.c.html
src/tao/constrained/examples/tutorials/toyf.F.html