Apparently, this user prefers to keep an air of mystery about them.
2 Prove that $\succeq = \bigcap L \left(\succeq \right)$ - understanding elementary order theory Jul 24 '13
2 How to prove a claim stating that there are lots of real numbers which are not rational. Jul 30 '13
1 Is it true that the definition of an open subset in a metric space is different from the combination of the definitions of subsets and opens sets? Aug 1 '13
1 Show that operator T is a contraction mapping Nov 8 '14
0 Proving that the mothersequence converges to $x$ if any subsequence contains a subsequence which converges to $x$ [duplicate] Jul 25 '13