dune-istl 3.0-git
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A linear operator exporting itself in matrix form. More...
#include <dune/istl/operators.hh>
Public Types | |
typedef M | matrix_type |
export types, usually they come from the derived class | |
typedef X | domain_type |
typedef Y | range_type |
typedef X::field_type | field_type |
Public Member Functions | |
virtual const M & | getmat () const =0 |
get matrix via * | |
virtual | ~AssembledLinearOperator () |
every abstract base class has a virtual destructor | |
virtual void | apply (const X &x, Y &y) const =0 |
apply operator to x: ![]() | |
virtual void | applyscaleadd (field_type alpha, const X &x, Y &y) const =0 |
apply operator to x, scale and add: ![]() | |
A linear operator exporting itself in matrix form.
Linear Operator that exports the operator in matrix form. This is needed for certain solvers, such as LU decomposition, ILU preconditioners or BiCG-Stab (because of multiplication with A^T).
typedef X Dune::AssembledLinearOperator< M, X, Y >::domain_type |
typedef X::field_type Dune::AssembledLinearOperator< M, X, Y >::field_type |
typedef M Dune::AssembledLinearOperator< M, X, Y >::matrix_type |
export types, usually they come from the derived class
typedef Y Dune::AssembledLinearOperator< M, X, Y >::range_type |
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inlinevirtual |
every abstract base class has a virtual destructor
apply operator to x:
Implemented in Dune::LinearOperatorSum< OP1, OP2 >, Dune::LinearOperatorSum< MatrixOperator, ScalingOperator >, Dune::ScalingLinearOperator< X, Y >, Dune::NonoverlappingSchwarzOperator< M, X, Y, C >, Dune::MatrixAdapter< M, X, Y >, and Dune::OverlappingSchwarzOperator< M, X, Y, C >.
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pure virtualinherited |
apply operator to x, scale and add:
Implemented in Dune::ScalingLinearOperator< X, Y >, Dune::NonoverlappingSchwarzOperator< M, X, Y, C >, Dune::MatrixAdapter< M, X, Y >, and Dune::OverlappingSchwarzOperator< M, X, Y, C >.
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pure virtual |
get matrix via *
Implemented in Dune::NonoverlappingSchwarzOperator< M, X, Y, C >, Dune::MatrixAdapter< M, X, Y >, and Dune::OverlappingSchwarzOperator< M, X, Y, C >.