Apparently, this user prefers to keep an air of mystery about them.
5 Is the union of finitely many open sets in an omega-cover contained within some member of the cover? sep 28 '13
5 Uncountable Cardinals without AC feb 27 '14
2 Let $\langle a \rangle $ be a cyclic group of order $n$ and let $m$ and $n$ be relatively prime. Show that $f(x) = x^m$ is an automorphism. apr 11 '13