This is totally awesome. It sucks that it happened just after my visit to Cambridge. I'm a beaver, you're a beaver, we are beavers all. And when we get together, we do the beaver call:
E to the U dU dX, E to the X dX!
Cosine, secant, tangent, sine, three point one four one five nine!
Integral, radical, mu dV, slipstick, sliderule, MIT!