From the Bay to LA. Spent some time around Berkeley. Now a grad student at UCLA.
16 If $N$ and $M$ are normal subgroups and $N$ and $M$ have no common element other than $e$ then prove that for all $m \in M$ and $n\in N$, $mn=nm$. feb 20 '13
12 Does $\sin^2 x - \cos^2 x = 1-2\cos^2 x$? feb 12 '13
12 Prove that $H$ is a abelian subgroup of odd order mar 7 '14
11 A4 has no subgroup of order 6 nov 27 '13