Apparently, this user prefers to keep an air of mystery about them.
4 How to safely solve a pair of elementary equations in a floating point computing system? jan 14 '12
3 How to draw a smooth curve through given 2D points. jan 23 '12
2 Intersections of 2 circles nov 9 '11
2 The Euclidean norm ||r|| of a rotation aug 25 '11