Direct solver parameters: used for SuperLU_Dist interface through hypre and PETSc. More...

Public Types
enum class	ColPerm : integer { none , MMD_AtplusA , MMD_AtA , colAMD , metis , parmetis }
	How to permute the columns. More...

enum class	RowPerm : integer { none , mc64 }
	How to permute the rows. More...

Public Attributes
integer	checkResidual = 0
	Whether to check the linear system solution residual.

integer	equilibrate = 1
	Whether to scale the rows and columns of the matrix.

ColPerm	colPerm = ColPerm::metis
	Columns permutation.

RowPerm	rowPerm = RowPerm::mc64
	Rows permutation.

integer	replaceTinyPivot = 1
	Whether to replace tiny pivots by sqrt(epsilon)*norm(A)

integer	iterativeRefine = 1
	Whether to perform iterative refinement.

integer	parallel = 1
	Whether to use a parallel solver (instead of a serial one)

integer	reuseFactorization = 0
	Whether to reuse the LU factorization or not.

Detailed Description

Direct solver parameters: used for SuperLU_Dist interface through hypre and PETSc.

Definition at line 84 of file LinearSolverParameters.hpp.

Member Enumeration Documentation

strong

How to permute the columns.

Enumerator
none	natural
MMD_AtplusA	multiple minimum degree on At+A
MMD_AtA	multiple minimum degree on At*A (heavy)
colAMD	approximate minimum degree on columns
metis	using METIS
parmetis	using ParMETIS

Definition at line 89 of file LinearSolverParameters.hpp.

strong

How to permute the rows.

Enumerator
none	natural
mc64	using HSL routine MC64

The documentation for this struct was generated from the following file: