dune-istl 2.9.0
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Public Types | Public Member Functions | List of all members

Norm that uses only the [N][N] entry of the block to determine couplings. More...

#include <dune/istl/paamg/aggregates.hh>

Inheritance diagram for Dune::Amg::Diagonal< N >:
Inheritance graph

Public Types

enum  { is_sign_preserving = true }
 

Public Member Functions

template<class M >
FieldTraits< typenameM::field_type >::real_type operator() (const M &m, typename std::enable_if_t<!Dune::IsNumber< M >::value > *sfinae=nullptr) const
 compute the norm of a matrix.
 
template<class M >
auto operator() (const M &m, typename std::enable_if_t< Dune::IsNumber< M >::value > *sfinae=nullptr) const
 Compute the norm of a scalar.
 

Detailed Description

template<int N>
class Dune::Amg::Diagonal< N >

Norm that uses only the [N][N] entry of the block to determine couplings.


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