Sponsored Links:
A New Way to Calculate a Triangle's Area (Popularity:  )
http://hometown.aol.com/tienchien/myhomepage/find_triangle_area.html
Using the length of the three sides. The proof is better understood than the old one.
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GLaD Comments (Popularity: )
http://jwilson.coe.uga.edu/Texts.Folder/GLaD/GLaD.Comments.html
A new type of geometric construction that was discovered by Dan Litchfield and David Goldenheim. Includes general explanation and sketch ...
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Geometry Formulas and Facts (Popularity: )
http://www.geom.uiuc.edu/docs/reference/CRC-formulas/
Excerpts from the 30th Edition of the CRC Standard Mathematical Tables and Formulas (1995), namely, the geometry section minus differential ...
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Geometry and the Imagination in Minneapolis (Popularity: )
http://www.geom.uiuc.edu/docs/doyle/mpls/handouts/handouts.html
Geometry exercises for a two-week summer workshop led by John Conway, Peter Doyle, Jane Gilman and Bill Thurston at the ...
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A Gallery of Interactive On-Line Geometry (Popularity: )
http://www.geom.uiuc.edu/apps/gallery.html
At the Geometry Center.
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The Kepler Conjecture (Popularity: )
http://www.math.pitt.edu/~thales/kepler98/
Information on the recent proof of Kepler conjecture on sphere packings.
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Geometry in Action (Popularity: )
http://www.ics.uci.edu/~eppstein/geom.html
Includes collections from various areas in which ideas from discrete and computational geometry meet real world applications.
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The Geometry Junkyard (Popularity: )
http://www.ics.uci.edu/~eppstein/junkyard/
Usenet clippings, web pointers, lecture notes, research excerpts, papers, abstracts, programs, problems, and other stuff related to discrete and computational ...
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Erich's Packing Center (Popularity: )
http://www.stetson.edu/~efriedma/packing.html
Graphics and links for various packing, tiling and covering problems.
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Tim Lister's Hyperbolic Geometry (Popularity: )
http://mcs.open.ac.uk/tcl2/nonE/nonE.html
Cabri constructions for the demonstration of the basic concepts of hyperbolic geometry in the Poincare disc model.
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Bette Veteto's Homepage (Popularity: )
http://www.people.memphis.edu/~brveteto/
History of Mathematics, very strong on geometry.
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Steiner Surfaces (Popularity: )
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 (Popularity: )
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 ...
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Wilson Stothers' Inversive Geometry and CabriJava Pages (Popularity: )
http://www.maths.gla.ac.uk/~wilson/cabripages/inversive/inversive0.html
Includes Steiner's Porism and the arbelos.
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Diamond Theory (Popularity: )
http://m759.freeservers.com/
Plato tells how Socrates helped Meno's slave boy "remember" the geometry of a diamond. Twenty-four centuries later, this geometry has ...
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Packomania (Popularity: )
http://hydra.nat.uni-magdeburg.de/packing/packing.html
Includes packings of equal objects in containers together with source codes to obtain them numerically.
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Math 3210 - Higher Geometry I (Popularity: )
http://www-math.cudenver.edu/~wcherowi/courses/m3210/m3210.html
Course notes by Bill Cherowitzo.
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Cuboid and Cube Surface Distances (Popularity: )
http://www.btinternet.com/~se16/js/cuboid.htm
A java applet with substantial analysis related to distances on a rectangular box.
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Geometry Page from Interactive Mathematics Miscellany (Popularity: )
http://www.cut-the-knot.com/geometry.html
Includes articles on topics in elementary and not so elementary geometry, many with interactive Java illustrations and multiple proofs.
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Morley's Miracle (Popularity: )
http://www.cut-the-knot.com/triangle/Morley/index.html
A discussion of Morley's famous theorem and the research of which it was a tiny part. 5 proofs are given ...
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