Quote Originally Posted by profloater View Post
I am reminded about Hamilton and his quaternians, is that what you mean? Ways to handle vectors ? Are you conflating four dimensions in maths to handle vector products in three dimensional space? I believe quaternians have made a comeback, I am afraid I am still at vector products but suddenly I see something about your OP that was not, IMO well introduced. Or is that all wrong?
Our view of the world around us is via Electromagnetic fields. Because the energy of an object is proportional to the square of the AV an electric field cannot propagate in that direction.