Geometry

Web Directory : Science : Math : Geometry
  • Education (3)
  • Events (49)
  • For Kids@ (19)
  • Open Problems (4)
    		•  
  • People (35)
  • Publications (15)
  • Research Groups (9)
  • Software (27)
  • Algebraic Geometry (107)
  • Computational Geometry (60)
  • Differential Geometry (25)
    		•  
  • Non-Euclidean (11)
  • Projective (8)
  • Higher Dimensional (9)
  • Plane Geometry (5)
  • Polytopes (55)
    		•  
  • Sculpture and Art (15)
  • Solid Geometry (2)
  • Topology@ (6)
    • 44 pages found in Geometry:

    Archimedes' Book of Lemmas
    A collection of all 15 propositions from Archimedes' Book of Lemmas with complete proofs, each accompanied by a Java illustration.
    http://www.cut-the-knot.org/Curriculum/Geometry/BookOfLemmas/index.shtml

    Bette Veteto's Homepage
    History of Mathematics, very strong on geometry.
    http://www.people.memphis.edu/~brveteto/

    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.
    http://members.ozemail.com.au/~llan/

    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.
    http://www.geocities.com/kiranisingh/center.html

    The Complete Quadrilateral
    Several properties of the complete quadrilateral illustrated with Java applets
    http://www.cut-the-knot.org/ctk/CompleteQuadrilateral.shtml

    Conjectures Produced by the Program Graffiti
    Graffiti is a computer program that makes conjectures in mathematics and chemistry. Links to the conjectures and bibliography.
    http://cms.dt.uh.edu/faculty/delavinae/research/wowref.htm

    Cuboid and Cube Surface Distances
    A java applet with substantial analysis related to distances on a rectangular box.
    http://www.btinternet.com/~se16/js/cuboid.htm

    Cut the Knot
    Features articles about specific problems, illusions, and puzzles. Includes diagrams.
    http://www.cut-the-knot.org/geometry.shtml

    Encyclopedia of Triangle Centers
    By Clark Kimberling. Over 1000 triangle centres in a searchable compilation with diagrams.
    http://faculty.evansville.edu/ck6/encyclopedia/

    The Entropy Reduction Laboratory by Karl-Dietrich Neubert
    Discusses double shell structured periodic systems, platonic spheres, molecular and crystal structures, and FlashSort algorithms.
    http://www.neubert.net/

    Erich's Packing Center
    Graphics and links for various packing, tiling and covering problems.
    http://www.stetson.edu/~efriedma/packing.html

    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.
    http://polly.phys.msu.ru/~belyaev/geometry.htm

    A Gallery of Interactive On-Line Geometry
    At the Geometry Center.
    http://www.geom.uiuc.edu/apps/gallery.html

    Geometric Group Theory
    Information and resources about geometric group theory and low-dimensional topology. People, groups, meetings, links.
    http://www.math.ucsb.edu/~jon.mccammond/geogrouptheory/

    Geometry Activities
    By Ephraim Fithian.
    http://homepage.mac.com/efithian/geometry.html

    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.
    http://www.geom.uiuc.edu/docs/doyle/mpls/handouts/handouts.html

    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.
    http://www.geom.uiuc.edu/

    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.
    http://www.geom.uiuc.edu/docs/reference/CRC-formulas/

    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.
    http://agutie.homestead.com/

    Geometry in Action
    Includes collections from various areas in which ideas from discrete and computational geometry meet real world applications.
    http://www.ics.uci.edu/~eppstein/geom.html

    The Geometry Junkyard
    Usenet clippings, web pointers, lecture notes, research excerpts, papers, abstracts, programs, problems, and other stuff related to discrete and computational geometry.
    http://www.ics.uci.edu/~eppstein/junkyard/

    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.
    http://www.cut-the-knot.com/geometry.html

    Geometry/Topology at Michigan State University
    Activities of the geometry/topology group at Michigan State University.
    http://www.math.msu.edu/gt/

    GLaD Comments
    A new type of geometric construction that was discovered by Dan Litchfield and David Goldenheim. Includes general explanation and sketch examples.
    http://jwilson.coe.uga.edu/Texts.Folder/GLaD/GLaD.Comments.html

    Go Geometry
    Offers a variety of resources for teaching and learning about geometry. Problems and theorems are presented with step-by-step solutions for each proof.
    http://www.gogeometry.com

    The Kepler Conjecture
    Information on the recent proof of Kepler conjecture on sphere packings.
    http://www.math.pitt.edu/~thales/kepler98/

    The Lepidoptera of the Circles
    The Butterfly theorem and its generalizations illustrated by Java applets.
    http://www.cut-the-knot.org/ctk/Lepidoptera.shtml

    Math 3210 - Higher Geometry I
    Course notes by Bill Cherowitzo.
    http://www-math.cudenver.edu/~wcherowi/courses/m3210/m3210.html

    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.
    http://mathforum.org/powgrepform.html

    Math Forum: Geometry.research
    Discussion board for geometry professors and instructors to keep informed of the latest research.
    http://mathforum.org/kb/forum.jspa?forumID=130

    Math Forum: Search geometry-forum
    Those interested in examining the previous incarnation of the Math Forum may search the archives of the Geometry Forum.
    http://mathforum.org/kb/forum.jspa?forumID=126

    Mathematical Curves and Surfaces
    Graphical representations of computer generated forms. (French/English).
    http://pagesperso-orange.fr/roger.assouly/

    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'.
    http://www.cut-the-knot.com/triangle/Morley/index.html

    New Mathematical Findings by Secondary Students
    High school students solve complex geometric problems by using GLad Sketchpad. Page includes diagrams.
    http://www.javeriana.edu.co/universitas_scientiarum/universitas_docs/vol6n2/ART1.htm

    Packomania
    Includes packings of equal objects in containers together with source codes to obtain them numerically.
    http://hydra.nat.uni-magdeburg.de/packing/packing.html

    Paul Bourke's Geometry Page
    Includes formulas, definitions and three dimensional image illustrations.
    http://astronomy.swin.edu.au/~pbourke/geometry/

    Polyedergarten
    Shows paper models of polyhedra.
    http://www.polyedergarten.de

    Problem of the Minimum Rotation Surface
    Java applet demonstrating the catenary.
    http://home.imm.uran.ru/iagsoft/PMRS_J.html

    Sangaku: Reflections on the Phenomenon
    Critical reflections on the sangaku phenomenon accompanied by a collection of solved sangaku problems, many with interactive Java illustrations.
    http://www.cut-the-knot.org/pythagoras/Sangaku.shtml

    Steiner Surfaces
    Mathematical descriptions and ray-traced images of various types of Steiner surfaces.
    http://www.ipfw.edu/math/Coffman/steinersurface.html

    Tim Lister's Hyperbolic Geometry
    Cabri constructions for the demonstration of the basic concepts of hyperbolic geometry in the Poincare disc model.
    http://mcs.open.ac.uk/tcl2/nonE/nonE.html

    Wilson Stothers' Inversive Geometry and CabriJava Pages
    Includes Steiner's Porism and the arbelos.
    http://www.maths.gla.ac.uk/~wilson/cabripages/inversive/inversive0.html

    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.
    http://xahlee.org/PageTwo_dir/more.html

    NPR : Mathematicians Get Crafty with Geometry
    A husband and wife from Cornell University have come up with a crafty way to illustrate high-level geometry concepts -- by manipulating yarn into models that help explain the curvature of spaces. The mathemeticians talk with NPR's Jacki Lyden about hyperbolic crocheting. [4:47 streaming audio broadcast] <small>(March 13, 2005)</small>
    http://www.npr.org/templates/story/story.php?storyId=4531695

    Help build the largest human-edited directory on the web.
      Submit a Site - Open Directory Project - Become an Editor