For compatibility with all the mesh and related classes in OpenFOAM The 'normal' function of the 'triangle', 'triFace' and 'face' classes now returns the unit normal vector rather than the vector area which is now provided by the 'area' function.
For compatibility with all the mesh and related classes in OpenFOAM The 'normal' function of the 'triangle', 'triFace' and 'face' classes now returns the unit normal vector rather than the vector area which is now provided by the 'area' function.