Dune::ILU0SubdomainSolver< M, X, Y > Class Template Reference

Exact subdomain solver using ILU(p) with appropriate p. More...

#include <dune/istl/ilusubdomainsolver.hh>

Public Types
typedef Dune::remove_const< M >::type	matrix_type
	The matrix type the preconditioner is for.
typedef X	domain_type
	The domain type of the preconditioner.
typedef Y	range_type
	The range type of the preconditioner.

Public Member Functions
void	apply (X &v, const Y &d)
	Apply the subdomain solver. More...
template<class S >
void	setSubMatrix (const M &A, S &rowset)
	Set the data of the local problem. More...

Protected Member Functions
template<class S >
std::size_t	copyToLocalMatrix (const M &A, S &rowset)
	Copy the local part of the global matrix to ILU. More...

Protected Attributes
matrix_type	ILU
	The ILU0 decomposition of the matrix, or the local matrix.

Detailed Description

template<class M, class X, class Y>
class Dune::ILU0SubdomainSolver< M, X, Y >

Exact subdomain solver using ILU(p) with appropriate p.

Template Parameters

M	The type of the matrix.
X	The type of the vector for the domain.
X	The type of the vector for the range.

Member Function Documentation

apply()

template<class M , class X , class Y >

void Dune::ILU0SubdomainSolver< M, X, Y >::apply ( X &  v, const Y &  d  )

inlinevirtual

Apply the subdomain solver.

Apply the subdomain solver.

On entry v=? and d=b-A(x) (although this might not be computed in that way. On exit v contains the update

Implements Dune::ILUSubdomainSolver< M, X, Y >.

References Dune::bilu_backsolve(), and Dune::ILUSubdomainSolver< M, X, Y >::ILU.

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

• dune/istl/ilusubdomainsolver.hh