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JGraphT: a free Java Graph Library
  author: Barak Naveh (and Contributors)
  homepage: http://jgrapht.sourceforge.net/
  license: LGPL 2.1; http://jgrapht.sourceforge.net/LGPL.html 
           jgrapht-LGPL.html

xsltml: XSLT MathML Library
  Author: Vasil I. Yaroshevic
  License: included in Licenses/xsltml-README (like modified BSD)
  homepage: http://www.raleigh.ru/MathML/mmltex/index.php?lang=en
  homepage: http://sourceforge.net/projects/xsltml/

The following third party products are used while running tests (ant test):

saxon 8 (http://sourceforge.net/projects/saxon/) is licensed under 
  Mozilla Public License 1.0 (MPL) (http://www.mozilla.org/MPL/MPL-1.0.html)

tabber: JavaScript tabifier
  author: Patrick Fitzgerald
  homepage: http://www.barelyfitz.com/projects/tabber/
  license: included in tabber.js (MIT)