Apparently, this user prefers to keep an air of mystery about them.
9 Why does this expected value simplify as shown? Sep 18 '11
9 How does one generally find a joint distribution function (or density) from marginals when there is dependence? Oct 30 '11
8 Intuitively (concretely actually) what happens when you multiply a matrix by its transpose? Sep 27 '12
5 Difficulty understanding proof of Yoneda's Lemma Nov 15 '15
3 Given a numerical sequences like 1,3,13,31,57,91..how does one (or wolfram alpha for example) determine a general formula? [duplicate] May 27 '12