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It's from a Tom Lehrer song, Lobachevsky.

Analytic and algebraic topology of locally Euclidean parameterization of infinitely differentiable Riemannian manifold

Long ago, I missed the para-, so...

I just posted that there's a cheap Dremel on Woot today in the Workshop. Given that it's an odd first post -- long time reader, first-time poster -- I thought that I'd follow up with a quick...