I work as a programmer, I enjoy Rubik's cubes, the game of Go, and coffee.
28 What is the term for a factorial type operation, but with summation instead of products? Aug 30 '11
5 Finding the nth term in a repeating number sequence Jul 22 '11
4 Binary operations defined on sets of groups? Oct 26 '11
3 Clarification: What does it mean when “$\phi$ and $\psi$ are two smooth curves in $U$ with the same beginning and end points” May 13 '14
2 How is $\zeta(0)=-1/2$? Sep 21 '11
0 Optimizing interest for a set of debt payments May 5 '14
0 Does the solution of any differential equation (without boundary conditions) is always smooth Jul 26 '11