http://www.directmath.com/
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About Download Purchase Support The easiest way to do symbolic calculations DirectMath is a mathematical word processor and easy to use front end to the Mathematica computer algebra system. DirectMath makes use of a powerful pattern matching system to anticipate the calculation you want to perform, so you don't have to learn a programming language or wade through menus to get your work done. Computing integrals, solving differential equations, and performing a whole host of calculation tasks is as easy as selecting the thing you want to calculate and hitting enter or clicking and dragging to l... Visit the original website to read more...
DirectMath Software.
Mathematical Word Processor And Drawing Program.