Apparently, this user prefers to keep an air of mystery about them.
3 How to show that e.g. $\cos(z)$ is analytic using Cauchy- Riemann differential equations? aug 18 '12
2 Is it true that $R^2 = E(2)/U(1)$? aug 18 '12
0 “The limit of a sequence is insensitive to finite changes in the sequence” - help me understand this sentence! nov 23