Function Dune::XT::Grid::sub_entity_index¶
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template<typename G, typename MapperImp, typename IndexType, int dim, class GridImp, template<int, int, class> class EntityImp, int cd = GridImp::dimension>
size_t Dune::XT::Grid::sub_entity_index(const int &mapper, const int element, const int codim, const size_t i)¶ Returns the mapper index of the i-th sub-entity of given codimension of an element.