dune-istl  2.8.0
Classes | Namespaces | Functions
ilu.hh File Reference

The incomplete LU factorization kernels. More...

#include <cmath>
#include <complex>
#include <map>
#include <vector>
#include <dune/common/fmatrix.hh>
#include <dune/common/deprecated.hh>
#include <dune/common/scalarvectorview.hh>
#include <dune/common/scalarmatrixview.hh>
#include "istlexception.hh"

Go to the source code of this file.

Classes

struct  Dune::ILU::CRS< B, Alloc >
 a simple compressed row storage matrix class More...
 

Namespaces

 Dune
 
 Dune::ILU
 

Functions

template<class M >
void Dune::ILU::blockILU0Decomposition (M &A)
 compute ILU decomposition of A. A is overwritten by its decomposition More...
 
template<class M , class X , class Y >
void Dune::ILU::blockILUBacksolve (const M &A, X &v, const Y &d)
 LU backsolve with stored inverse. More...
 
template<class M >
M::field_type & Dune::ILU::firstMatrixElement (M &A, [[maybe_unused]] typename std::enable_if_t<!Dune::IsNumber< M >::value > *sfinae=nullptr)
 
template<class K >
K & Dune::ILU::firstMatrixElement (K &A, [[maybe_unused]] typename std::enable_if_t< Dune::IsNumber< K >::value > *sfinae=nullptr)
 
template<class K , int n, int m>
K & Dune::ILU::firstMatrixElement (FieldMatrix< K, n, m > &A)
 
template<class M >
void Dune::ILU::blockILUDecomposition (const M &A, int n, M &ILU)
 
template<class M , class CRS , class InvVector >
void Dune::ILU::convertToCRS (const M &A, CRS &lower, CRS &upper, InvVector &inv)
 convert ILU decomposition into CRS format for lower and upper triangular and inverse. More...
 
template<class CRS , class InvVector , class X , class Y >
void Dune::ILU::bilu_backsolve (const CRS &lower, const CRS &upper, const InvVector &inv, X &v, const Y &d)
 
template<class CRS , class InvVector , class X , class Y >
void Dune::ILU::blockILUBacksolve (const CRS &lower, const CRS &upper, const InvVector &inv, X &v, const Y &d)
 LU backsolve with stored inverse in CRS format for lower and upper triangular. More...
 
template<class M >
void Dune::bilu0_decomposition (M &A)
 
template<class M , class X , class Y >
void Dune::bilu_backsolve (const M &A, X &v, const Y &d)
 
template<class M >
decltype(auto) Dune::firstmatrixelement (M &A)
 
template<class M >
void Dune::bilu_decomposition (const M &A, int n, M &ilu)
 

Detailed Description

The incomplete LU factorization kernels.