Sage: a free, open-source complex math tool

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| A former assistant professor from Harvard, now at UofW, Dr. William Stein,
| and several students, have created a new open-source complex math solving
| tool called Sage.
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http://www.tgdaily.com/content/view/35187/118/

More details here:

Free Software Brings Affordability, Transparency To Mathematics

http://www.sciencedaily.com/releases...1206145213.htm

There's also Octave and others.


Related:

[A different] Sage embeds open-source database into software

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| The Sage Group has signed a global agreement with MySQL AB which enables
| Sage to embed the open source MySQL database into its product portfolio.
|
| [...]
|
| ... Vogelberg, Sage Group chief technology officer, said, "We chose
| MySQL as it proved to be the most powerful and versatile programme
| available..."
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http://www.computerweekly.com/Articl...o+software.htm