A new software system devoted to supporting research in algebraic geometry and commutative algebra. MathPad - Scientific Matrices Calculator Java applet based online Matrix calculation program for analyzing various simultaneous equations. Mathscribe Mathscribe is free dynamic graphing and modeling software for use in algebra classes. Lesson plans for linears and quadratics are included. MuPAD Free, Open Source computer algebra system for symbolic and numerical computations.
Library routines for linear algebra, integration, polynomials, graphics and more.
Can generate and be called from C or Fortran code. Started in 1989 and used worldwide. Over 20 years old. Comes with full source code. Free download, documentation.