Apparently, this user prefers to keep an air of mystery about them.
45 How to solve $f(f(x)) = \cos(x)$? Nov 3 '10
16 What is the indefinite sum of tan(x)? Oct 20 '10
15 Do complex iterates of functions have any meaning? Jul 27 '11
12 Computer Algebra Errors Apr 27 '11
10 Is there any techniques for solving a differential equation including iterated function? f ' (x) = f( f( x ) ) Nov 1 '12