nodal Directory Reference

Files
	element.hpp
	ref_element.hpp
	ref_hexahedron.hpp
	ref_line.hpp
	ref_quadrilateral.hpp
	Defines the reference quadrilateral element used in nodal Discontinuous Galerkin methods.
	ref_tetrahedron.hpp
	Defines the reference tetrahedron element used in nodal Discontinuous Galerkin methods.
	ref_triangle.hpp
	Defines the reference triangle element used in nodal Discontinuous Galerkin methods.
	utils.hpp