/usr/include/dune/localfunctions/whitney/edges0.5/common.hh is in libdune-localfunctions-dev 2.3.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// vi: set et ts=4 sw=2 sts=2:
#ifndef DUNE_LOCALFUNCTIONS_WHITNEY_EDGES0_5_COMMON_HH
#define DUNE_LOCALFUNCTIONS_WHITNEY_EDGES0_5_COMMON_HH
#include <cstddef>
#include <dune/geometry/referenceelements.hh>
namespace Dune {
//! Common base class for edge elements
template<std::size_t dim, class DF = double>
struct EdgeS0_5Common {
//! The reference element for this edge element
static const ReferenceElement<DF, dim>& refelem;
//! The number of base functions
/**
* \note This is not a compile time constant, since the number of edges is
* extracted from the reference element.
*/
static const std::size_t s;
};
template<std::size_t dim, class DF>
const ReferenceElement<DF, dim>& EdgeS0_5Common<dim,DF>::
refelem(ReferenceElements<DF, dim>::simplex());
template<std::size_t dim, typename DF>
const std::size_t EdgeS0_5Common<dim,DF>::s(refelem.size(dim-1));
} // namespace Dune
#endif // DUNE_LOCALFUNCTIONS_WHITNEY_EDGES0_5_COMMON_HH
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