Apparently, this user prefers to keep an air of mystery about them.
87 Logic puzzle: Which octopus is telling the truth? feb 15 '14
5 infinitely descending natural numbers apr 12 '14
3 Let $K$ be a field, $V$ a vector space and $U,W \subseteq V$ subspaces of $V$. Show that: nov 19 '14
3 $f,g,h$ are polynomials. Show that… feb 8 '15
3 Show $f=f^*$ including inner product jun 29