- Allexperts Geometry Q&A - Volunteer tutors
help you work through your geometry problems for free.
- ArXiv Front: MG Metric Geometry - Metric geometry
section of the mathematics e-print arXiv.
- ArXiv Front: SG Symplectic Geometry - Symplectic
geometry section of the mathematics e-print arXiv.
- Bette Veteto's Homepage - History of Mathematics,
very strong on geometry.
- Bob's Pages - 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.
- Center of Points in 2- or Higher-dimensional Space
- It provides important formulations for finding a center of points in 2 or higher
dimensional space. It can be used in drawing delauney triagulation and voronoi
diagram in two or higher dimensions. It also describes how many points are required
in defining a center in n-dimensional space.
- Conjectures Produced by the Program Graffiti -
Graffiti is a computer program that makes conjectures in mathematics and chemistry.
Links to the conjectures and bibliography.
- Cuboid and Cube Surface Distances - A java applet
with substantial analysis related to distances on a rectangular box.
-
Diamond Theory
- Plato tells how Socrates helped Meno's slave boy "remember" the geometry of
a diamond. Twenty-four centuries later, this geometry has a new theorem.
- Encyclopedia of Triangle Centers - By Clark Kimberling.
Over 1000 triangle centres in a searchable compilation with diagrams.
-
The Entropy Reduction
Laboratory by Karl-Dietrich Neubert - Discusses double shell structured periodic
systems, platonic spheres, molecular and crystal structures, and FlashSort algorithms.
- Erich's Packing Center - Graphics and links for
various packing, tiling and covering problems.
- Fundamentals of Geometry - Free online book on
geometry in pdf format. Contains material not easily found elsewhere from detailed
exposition of elementary absolute geometry based on Hilbert's axioms to more advanced
topics.
- A Gallery of Interactive On-Line Geometry - At
the Geometry Center.
- Geometric Group Theory - Information and resources
about geometric group theory and low-dimensional topology. People, groups, meetings,
links.
- Geometry Activities - By Ephraim Fithian.
- Geometry and the Imagination in Minneapolis -
Geometry exercises for a two-week summer workshop led by John Conway, Peter Doyle,
Jane Gilman and Bill Thurston at the Geometry Center in Minneapolis, June 1991.
- Geometry
Center - Web site for the (now closed) Center for the Computation and Visualization
of Geometric Structures at the University of Minnesota. Graphics, multimedia,
software, teaching resources.
- Geometry Formulas and Facts - Excerpts from the
30th Edition of the CRC Standard Mathematical Tables and Formulas (1995), namely,
the geometry section minus differential geometry.
- Geometry
from the Land of the Incas - Presents problems involving circles and triangles,
with proofs, SAT practice quizzes and famous quotes. Also, has examples of geometry
in Peruvian culture.
- Geometry in Action - Includes collections from
various areas in which ideas from discrete and computational geometry meet real
world applications.
- The Geometry Junkyard - Usenet clippings, web
pointers, lecture notes, research excerpts, papers, abstracts, programs, problems,
and other stuff related to discrete and computational geometry.
- Geometry Page from Interactive Mathematics Miscellany
- Includes articles on topics in elementary and not so elementary geometry, many
with interactive Java illustrations and multiple proofs.
- GLaD: Introduction - A historical introduction
to a new Euclidean construction by David Goldenheim and Daniel Litchfield. Dynamic
Geometer's Sketchpad files are included.
- Intensified Geometry Curriculum Review - A comprehensive,
illustrated review of concepts covered in an Intensified Geometry textbook/class.
- The Kepler Conjecture - Information on the recent
proof of Kepler conjecture on sphere packings.
- Math 3210 - Higher Geometry I - Course notes by
Bill Cherowitzo.
- Math Forum: Geometry POW/POM Search - Search the
Geometry Problem of the Week's archive of creative, non-routine challenges, as
well as submissions and commentary, dating back to 1993.
- Math Forum: geometry-research - Geometry professors
and instructors may keep informed of the latest research conducted in their field
at the geometry-research discussion list.
- Math Forum: Search geometry-forum - Those interested
in examining the previous incarnation of the Math Forum may search the archives
of the Geometry Forum.
- Mathematical Curves and Surfaces - Graphical representations
of computer generated forms. (French/English).
- Mathematical Surfaces - A collection of parametric
and implicit equations.
- Menelaus' Theorem and its Applications - Theorems
involving Menelaus' theorem and some applications of Menelaus' theorem to geometry
problems.
- Morley's Miracle - A discussion of Morley's famous
theorem and the research of which it was a tiny part. 5 proofs are given including
J. Conway's, D. Newman's, and A. Connes'.
- Packomania - Includes packings of equal objects
in containers together with source codes to obtain them numerically.
-
Paul Bourke's Geometry Page - Includes formulas,
definitions and three dimensional image illustrations.
- Problem of the Minimum Rotation Surface - Java
applet demonstrating the catenary.
- Steiner Surfaces - Mathematical descriptions and
ray-traced images of various types of Steiner surfaces
- Tim Lister's Hyperbolic Geometry - Cabri constructions
for the demonstration of the basic concepts of hyperbolic geometry in the Poincare
disc model.
- Trigonometric Delights - Full text of the book
by Eli Maor. [PDF]
- Wilson Stothers' Inversive Geometry and CabriJava
Pages - Includes Steiner's Porism and the arbelos.
- Xah's Personal Page - Features an illustrated
dictionary of special plane curves, a paper on wallpaper groups, mathematics image
gallery and links to software packages.
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