Beautiful and accessible math in all browsers
System dynamics program with additional features for economics
Partial Differential Equations, Complex Analysis, Mathematica, Farlow
Equation Math Solver
Symja - Java computer algebra language & symbolic math library
Step by step math solutions for everyone
chinese remainder theorem - progressive solving, n-soln, extras
Interval Calculator for Engineer
Equation of stock trading simplified to game of moving resizing balls
A Python based command line math utility.
Taylor series Integrator for Differential Equations
Math Parser for Java
LaTeX, AscciMath and MathML editor developed in Javascript and HTML
A Python calculator program
A finite element solver using state-of-the-art programming techniques.