A good question which I'd like to think about. Funny isn't it how things like Riemannian geometry, the Riemann curvature tensor, Ricci-Curbastro, etc. seem to p

A good question which I'd like to think about. Funny isn't it how things like Riemannian geometry, the Riemann curvature tensor, Ricci-Curbastro, etc. seem to pop up in disparate and unexpected places. I reckon Nature's trying to tell us something.