6 #ifndef EDGES_LINEAR_HPP 
    7 #define EDGES_LINEAR_HPP 
   23     LinearCartesian1D_Edge_t    *edge;
 
   32     LinearCartesian1D_Edge_t & 
get_edge();
 
   47     LinearCartesian2D_Edge_t    *edge;
 
   56     LinearCartesian2D_Edge_t & 
get_edge();
 
   71     LinearCartesian3D_Edge_t    *edge;
 
   80     LinearCartesian3D_Edge_t & 
get_edge();
 
   95     LinearCylindrical3D_Edge_t    *edge;
 
  104     LinearCylindrical3D_Edge_t & 
get_edge();
 
  119     LinearPolar2D_Edge_t    *edge;
 
  143     LinearSpherical3D_Edge_t    *edge;
 
  152     LinearSpherical3D_Edge_t & 
get_edge();