mesh → math Relation

File in src/mesh	Includes file in src/math
Data.cpp	differences.hpp
Edge.cpp	differences.hpp
Edge.hpp	differences.hpp
Mesh.cpp	geometry.hpp
Tetrahedron.cpp	differences.hpp
Tetrahedron.cpp	geometry.hpp
Triangle.cpp	differences.hpp
Triangle.cpp	geometry.hpp
Triangle.hpp	differences.hpp
Vertex.hpp	differences.hpp