dune-istl 2.8.0
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Norm that uses only the [N][N] entry of the block to determine couplings. More...
#include <dune/istl/paamg/aggregates.hh>
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. More... | |
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. More... | |
Norm that uses only the [N][N] entry of the block to determine couplings.