Unlike proprietary calculating tools and spreadsheets, Mathcad lets engineers design and document engineering calculations simultaneously with comprehensive applied math functionality and dynamic, unit-aware calculations.

The GAUSS™ Mathematical and Statistical System is a fast matrix programming language widely used by scientists, engineers, statisticians, biometricians, econometricians, and financial analysts.

O-Matrix is an easy-to-use integrated technical computing environment and matrix-based scripting language. The high-performance integrated O-Matrix environment includes an extensive collection of mathematical, statistical, engineering and visualization functions with performance that far exceeds other technical computing environments.

MathType is a powerful interactive equation editor for Windows and Macintosh that lets you create mathematical notation for word processing, web pages, desktop publishing, presentations, and for TeX, LaTeX, and MathML documents.