I'm a professor of Computer Science at Brown University. My degree is in mathematics, and I used to study topology (and still do in my spare time).
12 Derive or differentiate? jul 10
10 Euler's identity in matrix form apr 28 '14
9 Did I take the derivative correctly? $x^y=y^x$ nov 1 '13
8 A bad Cayley–Hamilton theorem proof may 19