gko::preconditioner Namespace Reference

The Preconditioner namespace. More...

Classes
struct	block_interleaved_storage_scheme
	Defines the parameters of the interleaved block storage scheme used by block-Jacobi blocks. More...
class	GaussSeidel
	This class generates the Gauss-Seidel preconditioner. More...
class	Ic
	The Incomplete Cholesky (IC) preconditioner solves the equation for a given lower triangular matrix L and the right hand side b (can contain multiple right hand sides). More...
class	Ilu
	The Incomplete LU (ILU) preconditioner solves the equation for a given lower triangular matrix L, an upper triangular matrix U and the right hand side b (can contain multiple right hand sides). More...
class	Isai
	The Incomplete Sparse Approximate Inverse (ISAI) Preconditioner generates an approximate inverse matrix for a given square matrix A, lower triangular matrix L, upper triangular matrix U or symmetric positive (spd) matrix B. More...
class	Jacobi
	A block-Jacobi preconditioner is a block-diagonal linear operator, obtained by inverting the diagonal blocks of the source operator. More...
class	Sor
	This class generates the (S)SOR preconditioner. More...

Typedefs
template<typename ValueType = default_precision, typename IndexType = int32>
using	LowerIsai = Isai< isai_type::lower, ValueType, IndexType >
template<typename ValueType = default_precision, typename IndexType = int32>
using	UpperIsai = Isai< isai_type::upper, ValueType, IndexType >
template<typename ValueType = default_precision, typename IndexType = int32>
using	GeneralIsai = Isai< isai_type::general, ValueType, IndexType >
template<typename ValueType = default_precision, typename IndexType = int32>
using	SpdIsai = Isai< isai_type::spd, ValueType, IndexType >

Enumerations
enum	isai_type { lower, upper, general, spd }
	This enum lists the types of the ISAI preconditioner. More...

Detailed Description

The Preconditioner namespace.

Enumeration Type Documentation

isai_type

enum gko::preconditioner::isai_type

strong

This enum lists the types of the ISAI preconditioner.

ISAI can either be generated for a general square matrix, a lower triangular matrix, an upper triangular matrix or an spd matrix.