Apparently, this user prefers to keep an air of mystery about them.
5 Determinants of block matrices dec 13 '12
3 A linear operator is continuous if and only if it maps cauchy sequences to cauchy sequences oct 24
1 T, U, W are vector subspaces of V. If $T \subset W, U \cap W = U \cap T$ and $U + W = U + T$ then $T=W$. nov 17 '12
0 A sequence $L_n$ of compact bounded linear transformations on a hilbert space defines a convergent subsequence in each $L_n$ for a bounded sequence? mar 16
0 Why do I need to show uniqueness? mar 23