Apparently, this user prefers to keep an air of mystery about them.
10 How to express the whole part $\lfloor x \rfloor$ as analytical function or Taylor/Fourier series? dec 20 '10
6 What is the $x$ in $\log_b x$ called? sep 7 '10
3 Ideals and the distributive property dec 24
3 Perfect numbers, the pattern continues sep 25 '10