Apparently, this user prefers to keep an air of mystery about them.
8 Is there any good reason why a protractor starts from right to left, unlike a scale, which starts from left to right? Jun 11 '13
2 Problem with drawing ellipse with code. Mar 10 '13
2 How to find the values of $a$ and $b$, given $c$ Sep 6 '12
2 What's the definition of a random number? Jun 18 '13