JavaScript plotting library JSXGraph 0.70 released

JSXGraph (http://jsxgraph.org) is a cross-browser library for interactive geometry, function plotting, and data visualization in a Web browser. It is implemented in JavaScript and uses SVG and VML. JSXGraph is easy to embed and has a small footprint: only 55 kB if compressed. No plugins are required. License: GNU Lesser General Public License (LGPL).
This release introduces the new elements tangents, normals, and curve interpolation with Neville's algorithm. Intersection of curves is possible now. The display of coordinate axes has been improved. A zoom and navigation bar has been introduced. Many bug fixes, among them an IE8 incompatibility and full jQuery support. This release contains JSXGraph-plugins/-filters for WordPress, Moodle, MediaWiki and Joomla and a PDF reference card for a quick overview.