Here is a list of all topics with brief descriptions:

Routines for integration	Provides a framework for integration of functions and arrays of data
Polynomials, Interpolation, and fitting
Random distributions
Random number generator	The random number are generated using the 64-bit version of MT19937, translated from C-program for MT19937-64 (2004/9/29 version) originally coded by Takuji Nishimura and Makoto Matsumoto http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/emt64.html
Basic Utilities