A JavaScript library for arbitrary-precision decimal arithmetic
Statsmodels, statistical modeling and econometrics in Python
Google's software suite for combinatorial optimization
Foreval is parser & compiler of mathematical expressions
Program that can solve any equation for real root/s
Quaternion and octonion toolbox for Matlab
Programa Para Factorizar/Simplificar Expresiones algebráicas.
parser of string expressions like sin(pi/4), functions x0+2*sin(pi*x)
MathMod is a mathematical modeling software
An algebra editor
Python Calculator on Number Theory, three-birds-one learning material
Infinite precision scientific math library for Haskell, Miranda & KRC
Explore Thurston maps with four postcritical points
Statistical algorithms for life sciences
Drop In the Bucket Neural Networks
The central package repository for NumeRe
Evaluate math expressions from command line or in interactive session.
A graphing calculator that's both powerful and easy to use.
Programmable Calculator (IP functions, create user functions)
MCPower — simple Monte Carlo power analysis for complex models
Partial Differential Equations, Complex Analysis, Mathematica, Farlow
Didactic application to aid students in learning Numerical Methods;
ForevalZ - compiler of mathematical expressions with complex numbers