Apparently, this user prefers to keep an air of mystery about them.
3 Case of Matrix Inverse not existing sep 22 '11
2 Show that the minimum eigenvalue of a Hermitian matrix $A$ is less than equal to the smallest diagonal element of $A$ apr 20 '12
2 Proof of Neumann Lemma jan 12 '12
1 Calculate sum of ONB jan 16 '12
0 What does inner product conjugate symmetry mean? jan 30 '12