Apparently, this user prefers to keep an air of mystery about them.
9 Change of basis matrix. Mar 25 '13
3 Describe all solutions of $Ax=0$. Jan 27 '13
1 Argue that none of the $q_j$ are 3 and that each $q_j$ is different from each $p_i$ for $7(p_1\cdot p_2\dotsb p_s)+3=q_1\cdot q_2 \dotsb q_t$ Nov 16 '12
1 In the ring $\mathbb Z[i]$ explain why our four units $\pm1$ and $\pm i$ divide every $u\in\mathbb Z[i]$. Nov 16 '12
1 Basic questions regarding matrix algebra. Mar 4 '13
1 Range of Interior Angles of Polygons Mar 17 '13