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Geometric Group Theory - http://www.math.ucsb.edu/~jon.mccammond/geogrouptheory/
Information and resources about geometric group theory and low-dimensional topology. People, groups, meetings, links. |
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Steiner Surfaces - http://www.ipfw.edu/math/Coffman/steinersurface.html
Mathematical descriptions and ray-traced images of various types of Steiner surfaces |
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Bob's Pages - http://members.ozemail.com.au/~llan/
A collection of interactive geometry applets.
Topics include polyhedra, Poncelet's porism, Soddy's hexlet, Mandelbrot
set, Steiner porism, Pappus's chain, Repulsion polyhedra and stereo
pictures. |
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Archimedes' Book of Lemmas - http://www.cut-the-knot.org/Curriculum/Geometry/BookOfLemmas/index.shtml
A collection of all 15 propositions from
Archimedes' Book of Lemmas with complete proofs, each accompanied by a
Java illustration. |
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The Entropy Reduction Laboratory by Karl-Dietrich Neubert - http://www.neubert.net/
Discusses double shell structured periodic
systems, platonic spheres, molecular and crystal structures, and
FlashSort algorithms. |