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00012 #ifndef __deal2__polynomials_raviart_thomas_h
00013 #define __deal2__polynomials_raviart_thomas_h
00014
00015
00016 #include <deal.II/base/config.h>
00017 #include <deal.II/base/exceptions.h>
00018 #include <deal.II/base/tensor.h>
00019 #include <deal.II/base/point.h>
00020 #include <deal.II/base/polynomial.h>
00021 #include <deal.II/base/polynomial_space.h>
00022 #include <deal.II/base/tensor_product_polynomials.h>
00023 #include <deal.II/base/table.h>
00024
00025 #include <vector>
00026
00027 DEAL_II_NAMESPACE_OPEN
00028
00046 template <int dim>
00047 class PolynomialsRaviartThomas
00048 {
00049 public:
00061 PolynomialsRaviartThomas (const unsigned int k);
00062
00087 void compute (const Point<dim> &unit_point,
00088 std::vector<Tensor<1,dim> > &values,
00089 std::vector<Tensor<2,dim> > &grads,
00090 std::vector<Tensor<3,dim> > &grad_grads) const;
00091
00095 unsigned int n () const;
00096
00102 unsigned int degree () const;
00103
00108 std::string name () const;
00109
00119 static unsigned int compute_n_pols(unsigned int degree);
00120
00121 private:
00126 const unsigned int my_degree;
00127
00135 const AnisotropicPolynomials<dim> polynomial_space;
00136
00141 const unsigned int n_pols;
00142
00150 static
00151 std::vector<std::vector< Polynomials::Polynomial< double > > >
00152 create_polynomials (const unsigned int k);
00153 };
00154
00155
00156
00157 template <int dim>
00158 inline unsigned int
00159 PolynomialsRaviartThomas<dim>::n() const
00160 {
00161 return n_pols;
00162 }
00163
00164
00165
00166 template <int dim>
00167 inline unsigned int
00168 PolynomialsRaviartThomas<dim>::degree() const
00169 {
00170 return my_degree;
00171 }
00172
00173
00174
00175 template <int dim>
00176 inline std::string
00177 PolynomialsRaviartThomas<dim>::name() const
00178 {
00179 return "RaviartThomas";
00180 }
00181
00182
00183 DEAL_II_NAMESPACE_CLOSE
00184
00185 #endif
00186