Symja - Java computer algebra language & symbolic math library
Application for calculating the real roots of a polynomial
Create, display and process 2D vectors in a 3D window.
Library for working with 3D rotations in C++
Library Hyper Math for GCC (C++)
API for all possible cellular automata that work same at all angles
MathTools is an aid in preparing printed math tests.
Taylor series Integrator for Differential Equations
Math Parser for Java