I've seen allusions to this theory a couple times on hacker news. I'd be interested in an exposition of the math behind it. For example, since electromagnetism

I've seen allusions to this theory a couple times on hacker news. I'd be interested in an exposition of the math behind it. For example, since electromagnetism drives all phenomena at solar scale, it should be possible to derive Kepler's laws from this theory. Could you link such a derivation?