Generalized Stokes' theorem, because it's so pretty, both in notation, and conception. https://en.wikipedia.org/wiki/Stokes'_theorem https://en.wikipedia.org/w

Generalized Stokes' theorem, because it's so pretty, both in notation, and conception. https://en.wikipedia.org/wiki/Stokes'_theorem https://en.wikipedia.org/wiki/Stokes'_theorem