Apparently, this user prefers to keep an air of mystery about them.
256 Find five positive integers whose reciprocals sum to $1$ Jan 30 '13
17 Statistics : Where did this degree of freedom formula for the T distribution come from? Apr 25 '12
10 Statistics: Could someone show why this exponential pdf integrates into this particular cdf Apr 20 '12
7 Geometry problem, does anyone know how to solve it? Feb 15 '13
6 Probability question (Birthday problem) May 3 '12
5 How to prove that $\mathbb R [x]$ is a UFD Dec 22 '12