Kaluza-Klein theory is a geometric unification of general relativity and electromagnetism. A description of electricity as a curvature of a fifth dimension. ht

Kaluza-Klein theory is a geometric unification of general relativity and electromagnetism. A description of electricity as a curvature of a fifth dimension. https://en.m.wikipedia.org https://en.m.wikipedia.org /wiki/Kaluza%E2%80%93Klein_theory If I recall correctly, the description of charged matter is somewhat problematic.