Jan 20, 2010

Mathematics Archives - Topics in Mathematics - Geometry


Math Archives Homepage Topics in Mathematics


  • Alice Meets the 4th Dimension
    ADD. KEYWORDS: Four Dimensional Cube
  • AMS's Materials Organized by Mathematical Subject Classification
    ADD. KEYWORDS: Electronic Journals, Preprints, Web Sites, Databases
  • AskERIC Lesson Plans - Geometry
  • Border Pattern Gallery
    ADD. KEYWORDS: Symmetry
  • Cabri Java Project
    ADD. KEYWORDS: Examples, Animations, 3D geometry, Loci, Conics, Hyperbolic Geometry
    TECHNOLOGY: Java applets
  • La Cabri-Thèque
    ADD. KEYWORDS: Cabri Geometry resources
  • Cercle d'Euler
    ADD. KEYWORDS: Euler Circles, Malfatti Circles, Poncelet Triangles, Morley Triangles, Podaires Triangles, Fermat Points, Feuerbach Points, Nagel Points, Gergonne Points
  • Combinatorial Tiling Theory: Theorems - Algorithms - Visualization
    ADD. KEYWORDS: Two Dimensional Tilings, Three Dimensional Tilings, Face-Transitive Tilings, Periodic Delone Tilings, Orbifold Graphs, Classification of 3-Dimensional Tilings, Tiling Space by Platonic Solids, Enumeration of Polyhedral Crystal Structures
  • The Computation of Certain Numbers Using a Ruler and Compass
    ADD. KEYWORDS: Article
  • Connected Geometry
    ADD. KEYWORDS: Books, Geometry Sketchpad Sketches
  • Connecting Geometry
    ADD. KEYWORDS: Course Materials, Communicating in Geometry, Symmetry & Transformations, Theorems in Geometry, Congruent Triangles, Triangle Properties, Right Triangles , Parallel Lines, Polygons, Similar Triangles, Circles, Perimeter & Area, Surface Areas & Volumes
    SOURCE: Cathi Sanders, Eschool
    Geometer's Sketchpad
  • Constructing Semi-Regular Tilings
    SOURCE: Kevin J. Mitchell, Hobart and William Smith Colleges
  • Convex Hulls
    ADD. KEYWORDS: Graham's scan, Jarvis' march (gift-wrapping), Quick hull
    SOURCE: Alejo Hausner, Princeton University
    TECHNOLOGY: Java applets
  • Convex Uniform Polytopes in Four Dimensions
    ADD. KEYWORDS: Schläfli symbols, Wythoff symbols, Archimedean polyhedra, Platonic polyhedra, Uniform polyhedron, Symmetry groups, Coxeter-Dynkin graphs
  • CopyCat
    ADD. KEYWORDS: Game, 3D, Graphs, Cube, Octahedron
  • Curves for Computer Aided Geometric Design
    ADD. KEYWORDS: Lecture Notes
    Jens Gravesen, Technical University of Denmark
    PDF Reader
  • The Discontinuous Groups of Rotation and Translation in the Plane
    ADD. KEYWORDS: Tutorial, Derivation and Classification of Groups, Wallpaper Groups, Orbifolds, Crystallographic Notation, Bibliography
  • Easymaths
    ADD. KEYWORDS: Tutorials, Worksheets, Diagnostic tests
    SOURCE: Mathematics Web Association
  • An Electronic Primer on Geometric Constraint Solving
    ADD. KEYWORDS: Molecular modeling, Computer-Aided Design, Tolerance Analysis, Geometric Theorem Proving, Bibliography
  • Erich's Packing Center
  • The Euclid Project
    ADD. KEYWORDS: Chaos Theory, Euclid's Constructions, History, Ptolemy's Voyage, Golden Ratio
  • EUROLOGO Web Server
    ADD. KEYWORDS: Logo, Bibliography
  • Flash Films
    ADD. KEYWORDS: Polygons, Exploring Halves, Tangrams, Tiles
    SOURCE: The Association of Teachers of Mathematics
    TECHNOLOGY: Macromedia Flash
  • Flatland - A Romance of Many Dimensions
    ADD. KEYWORDS: Novel
  • Forum Geometricorum
    ADD. KEYWORDS: Electronic Journal
    SOURCE: Department of Mathematical Sciences, Florida Atlantic University
    PDF or Postscript Reader
  • From quasicrystals to Kleenex
    ADD. KEYWORDS: Article, Tilings, Penrose, Quasicrystals
    SOURCE: Alison Boyle, Plus magazine
  • Front for the XXX Mathematics Archive - Metric Geometry
    ADD. KEYWORDS: Preprints
  • Geombinatorics
    ADD. KEYWORDS: Printed journal, Open problems of combinatorial and discrete geometry and related areas
  • Geometer's Sketchpad Labs by Mike Riedy
    ADD. KEYWORDS: Rotation & Translation Exploration, Cycloid, Area of a Parallelogram, Area of a Rectangle
  • Geometric dissections on the web
    ADD. KEYWORDS: Animations of dissections, Dissections as puzzles, Paradoxes
    SOURCE: Greg Frederickson, Purdue University
  • Geometrie mit dem Computer (German)
    ADD. KEYWORDS: Discussion Groups, Software, Notebooks
  • Geometry
    ADD. KEYWORDS: Collection of articles, Constructing the Heptadecagon, Parabola Through Four Points, Curvature, Intrinsic and Extrinsic, Sphere Packing In Curved Space, Min-Energy Configurations of Electrons On A Sphere, Distinct Point Sets With Same Distances, Isospectral Sets In One Dimension, Generating Functions for Point Set Distances, Curvature of Linear Interpolation, Gravity Sextant, Platonic Solids and Plato's Theory of Everything, etc.
  • Geometry
  • Geometry and the Imagination
    ADD. KEYWORDS: Course Materials, Bicycle tracks, Polyhedra, Knots, Surfaces, Mobius Band, Geometry on the sphere, Curvature of surfaces, Gaussian curvature, Symmetry and orbifolds, symmetry groups and orbifolds, Hyperbolic Geometry, Stereographic Projection
  • The Geometry Applet
    ADD. KEYWORDS: Euclid's Elements, history, interactive pages
  • Geometry Bibliography, articles from Mathematics Teacher
  • Geometry in Hawaiian History and Culture
  • Geometry in Motion
    ADD. KEYWORDS: Intersecting Circles, The Falling Ladder, The Sliding Triangle, The Bent Straw, The Folded Circle, Van Schooten's Ellipse, Congruent Triangles, Concentric Circles, The Taut String, Van Schooten's Parabola, The Expanding Circle, The Hanging String, The Taut String, Part 2, Van Schooten's Hyperbola, Congruent Triangles, Part 2, Pantograph of Sylvester, The Limacon
    SOURCE: Daniel Scher
    TECHNOLOGY: Java Sketchpad
  • The Geometry Junkyard
  • Geometry Learning Project
    ADD. KEYWORDS: Curriculum Materials, NCTM Standards
  • Geometry Learning Units - Elementary School
    ADD. KEYWORDS: Lesson Plans, Measurement
  • Geometry Learning Units - Middle School
    ADD. KEYWORDS: Lesson Plans, Symmetry and Reflection
  • Geometry Learning Units - High School
    ADD. KEYWORDS: Lesson Plans, Geometer's Sketchpad, Center of Mass or Gravity
  • The Geometry of the Sphere
    ADD. KEYWORDS: Tutorial, Lunes, Area on the sphere, Spherical triangles, Girard's Theorem, Similarity, Euler's formula
    SOURCE: John C. Polking, Rice University
    TECHNOLOGY: Java applets
  • The Geometry of War, 1500-1750
    ADD. KEYWORDS: Museum exhibition, Gunnery, Rangefinding and Surveying, and Fortification, Troop Formations and the Telescope, Bibliography
  • Geometry Online
    ADD. KEYWORDS: History of Geometry, Hidden Polygons, Isosceles Triangle Puzzler, Circles and Pythagorus, The Golden Ratio, Experiment with Volume, School-Bus Geometry
  • Geometry Through Art
    ADD. KEYWORDS: Lesson Plans, Geometer's Sketchpad
  • Geometry Tutorials
    ADD. KEYWORDS: Ptolemy's inequality, Euler's theorem
    SOURCE: Arkadii Slinko, Mathematics Olympiad Learning Centre
    TECHNOLOGY: Adobe Acrobat Reader
  • Geometry Web Page
    ADD. KEYWORDS: Lesson Plans, Tangrams, Golden Ratio, Geoboard, Polygons, Symmetry, Constructions, Polyominoes and Polyiamonds, Star Polygons, Special Points in Polygons, Polygon Tessellations, Kaleidoscope Tessellations, Escher Tessellations, Space Cubes, Polyhedra, Symmetry in Space, Topological Considerations
  • GEONET - Dynamische Geometrie-Software
  • GLaD Home Page
    ADD. KEYWORDS: Regular Partition
  • Golenor's Geometry Gala!
    ADD. KEYWORDS: Theorems about triangles
    SOURCE: Matt Golenor and Center for Technology and Teacher Education, University of Virginia
    TECHNOLOGY: Windows Media Player and Geometer's Sketchpad
  • Go Geometry from the Land of the Incas
    ADD. KEYWORDS: Theorems, Problems, Quiz, Puzzle, Triangle, Quadrilateral, Circle, Square, Solid Geometry, Dynamic Geometry, Archimedes, Incas, Machu Picchu, Nazca lines, Art, Van Gogh, Escher
  • GoMath Tutorials
  • Gomath.com - Geometry
    ADD. KEYWORDS: Triangle, Parallelogram, Trapezoid, Rectangle, Square, Rhombus, Regular N-gon, Sphere, Cube, Cuboid, Pyramid, Rectangular Wedge, Circle, Sector of Circle, Segment of Circle, Annulus/Circular Ring, Sector of Circular Ring, Ellipse, Frustum of a Pyramid, Cone, Frustum of a Cone, Right Circular Cylinder, Right Circular Cylinder with Oblique Face
    SOURCE: Cubic Science, Inc
    TECHNOLOGY: Server side programs
  • GridWorld
    ADD. KEYWORDS: Logo, Cocoa
  • Harcourt Animated Math Glossary
    ADD. KEYWORDS: Shockwave
  • Hyperbolic Geometry
    ADD. KEYWORDS: Tessellations of the Unit Disk, Mathematica, Fuchsian Groups
  • Hyperbolic Geometry using Cabri
    ADD. KEYWORDS: Cabri geometry, Circumscribed Circle, Isometries of H2, Tessellation of H2 using regular triangles.
  • Hyperbolic Geometry with The Geometer's Sketchpad
    ADD. KEYWORDS: Constructs a hyperbolic line through two given points, Measures a hyperbolic angle specified by three points, Measures hyperbolic distance between two points, Midpoint, Drops a perpendicular segment from a given point to a given line, Draws a hyperbolic circle given the center and a point on the circle.
    SOURCE: Robert J. Frank, Seton Hill College
    TECHNOLOGY: Geometer's Sketchpad
  • Hyperbolische Geometrie (in German)
    ADD. KEYWORDS: Bibliography, Software, History
  • Hyperspace Structures
    ADD. KEYWORDS: Hypercube, hypersphere, hyper-torus
  • Interactive Mathematics Miscellany and Puzzles Geometry Page
    ADD. KEYWORDS: Geometric Probability, Carnot's Theorem, Ceva's Theorem, Conic Sections, Euclid's Fifth Postulate, Fermat's Point and Generalizations, Ford's touching circles, Isoperimetric Theorem and Inequality, Fractals, Napoleon's Theorem, Ptolemy's Theorem, Regular polyhedra and Euler's Theorem, Steiner's Theorem, Three Circles and Common Tangents
  • An Introduction to the Works of Euclid With an Emphasis on the Elements
  • Investigations in Teaching Geometry
    ADD. KEYWORDS: CD-ROM, Iintegrated media case
    SOURCE: Elizabeth Goldman, Vanderbilt University et al.
  • Isoptikon
    ADD. KEYWORDS: Geometrically defined cubic curves (isoptics)
    SOURCE: Paris Pamfilos, University of Crete
    TECHNOLOGY: Macintosh and Microsoft Windows program
  • Japanese Temple Geometry
  • Japanese Temple Geometry Problem
  • Java Applets in Mathematics (in French)
    ADD. KEYWORDS: Regular Polyhedra, Crystallography
  • Java Applets on Mathematics
    ADD. KEYWORDS: Sum of Angles in a Triangle, Thales' Circle, Special Lines and Circles in a Triangle, Center of Mass in a Triangle, Cyclic Quadrilateral, Pythagorean Theorem, Platonic Solids, Spherical Triangle
  • JAVA Gallery of Geometric Algorithms
    ADD. KEYWORDS: Delaunary Triangulation, Edge Matching, Point Filter
  • Java Geometry Explorer
    ADD. KEYWORDS: Art, Cardioid, Nephroid, Ranunculoid, Chords
    ADD. KEYWORDS: Wallpaper groups, Frieze and Rosette Groups
  • JavaSketchpad
    ADD. KEYWORDS: Software, WWW, Geometer's Sketchpad, Gallery
  • Jim Plank's Origami Page
    ADD. KEYWORDS: Dodecahedrons, Tetrahedrons, Octrahedrons, Snub Cube, Icosahedron, Polyhedrons, Rhombicuboctahedron, Modular Origami.
  • Jim Wilson's Home Page
    ADD. KEYWORDS: Articles, Geometer's Sketchpad, Capturing Area and A Solution, Orthotravels, Tangents Problem, Explorations with Heron's Formula, Witch of Agnesi, GLaD Construction, Ratio Result for Triangles, Partitioning a Line Segment
  • The Kepler Conjecture
    ADD. KEYWORDS: Sphere packings, Articles, Software, Mathematica
  • Klein Bottle
  • Kwanzaa Math: The Mkeka
    ADD. KEYWORDS: Lesson Plan
  • Lobachevskian Geometry with Interactive Drawing-Pad
    ADD. KEYWORDS: non-Euclidean geometry, Poincaré model, Lobachevskian Plane
    SOURCE: Kerry E. Grant, Southern Connecticut State University
    TECHNOLOGY: Java applets
  • Manipula Math with JAVA
  • Map Projection Overview
    SOURCE: Peter H. Dana from University of Colorado at Boulder
  • Math Forum K-12 Geometry
    ADD. KEYWORDS: Classroom materials, software, newsgroups
  • Math Forum - College Level Geometry
    ADD. KEYWORDS: Classroom materials, software, newsgroups
  • Math Forum - Advanced Geometry
  • Math Jeopardy
    ADD. KEYWORDS: Competition, Problem Solving, Estimation, Geometry, Patterns
    SOURCE: Dan Ashlock, Iowa State University
  • Math Quilts
    ADD. KEYWORDS: Tessellations, Perspective and Fractals
  • Math.com - Geometry
    ADD. KEYWORDS: Geometry Building Blocks, Geometry words, Coordinate geometry, Pairs of lines, Classifying angles, Angles and intersecting lines, Circles, Polygons, Triangles, Quadrilaterals, Area of polygons and circles, Congruent figures, Similar figures, Squares and square roots, The Pythagorean Theorem and right triangle facts, Three-dimensional Figures, Prisms, Pyramids, Cylinders, cones, and spheres
    SOURCE: Math.com
    TECHNOLOGY: Javascript
  • A Mathematical Approach to Slicing Doughnuts
  • Mathematical Cartography
    ADD. KEYWORDS: Map projections
    SOURCE: Hans Havlicek from the Technische Universität Wien
  • Mathematical Laboratory
    ADD. KEYWORDS: Pantographs, Symmetry to an axis, Symmetry to a point, Traslation, Rotation (Pantograph of Sylvester), Glide reflection, Homothety (Pantograph of Scheiner), Similariy (Pantograph of Sylvester), Affinity, Inversor of Peaucellier, Prospettograph of Lambert, Product of two central simmetries, Product of two reflections in intersecting lines
    SOURCE: University Museum of Natural History and Scientific Instruments
  • Mathematics of Cartography
    SOURCE: Cynthia Lanius from Rice University
  • Mathématikos - Géométrie [in French]
    ADD. KEYWORDS: Geometric transformations, Regular polygons, Pappus' Theorem, Nine point circle, ...
    SOURCE: Jean-Paul Quelen, professeur de mathématiques au lycée Jean Monnet - Strasbourg
    TECHNOLOGY: Java Applets
  • Mathworld - Geometry
    ADD. KEYWORDS: Definitions, List of Theorem
  • Museo Universitario di Storia Naturale e della Strumentazione Scientifica - Mathematical Laboratory
    ADD. KEYWORDS: Mathematical Drawing Machines, Pantographs, Curvegraphs
  • National Library of Virtual Manipulatives for Interactive Mathematics - Geometry
    ADD. KEYWORDS: Circular Geoboard, Cob Web Plot, Golden Rectangle, Iterative Fractals, Mandelbrot and Julia Sets, Koch Triangle, Platonic Duals, Platonic Solids, Polygon Fractals, Geoboard, Slicing Solids, Tesselations, Pythagorean Theorem, Similar Triangles, Coordinate Geoboard, Isometry Transformations, Composition Transformations
    SOURCE: Lawrence O. Cannon, James T. Dorward, E. Robert Heal, Leo Edwards, Utah State University
    TECHNOLOGY: Java applets
  • Native American Geometry
    ADD. KEYWORDS: Lesson Plans
    SOURCE: Chris Hardaker
  • Neutral and Non-Euclidean Geometries
    ADD. KEYWORDS: Spherical Geometry, Logic and the Axiomatic Method Incidence Geometry, Betweenness Axioms, Congruence Theorems, Axioms of Continuity, Neutral Geometry, Hyperbolic Geometry, Classification of Parallels, Inversion in Euclidean Circles, Models of Hyperbolic Geometry, Hypercycles and Horocycles, The Pseudosphere, Hyperbolic Trigonometry, Hyperbolic Analytic Geometry
  • The Nine Point Circle
    ADD. KEYWORDS: Geometry, interactive pages
  • Non-Euclidean Geometry
    ADD. KEYWORDS: Poincare Disk Model, Geodesics, Isometries
  • On-Line Math Learning Center - On-line Quizzes
    ADD. KEYWORDS: Lines, Angles, Squares and rectangles, Parallelograms, Trapezoids, Triangles, Circles, Volume, Pythagorean Theorem, Similar triangles
  • Open Problems
    ADD. KEYWORDS: Existence Problems, Combinatorial Problems, Algorithmic Problems
    SOURCE: Jeff Erickson, University of Illinois
  • Origami and Math
  • Origami Mathematics
    ADD. KEYWORDS: Bibliography, Tutorial, Models
  • Partnership for Excellence - Rediscovering Geometry
    ADD. KEYWORDS: Lesson Plans, Course Materials
    SOURCE: Partnership for Excellence Project, University of South Carolina Spartanburg
  • The Peanut Software Database Project
    ADD. KEYWORDS: Lab materials, Inscribed Circles, Centroid, Triangles, Exterior Angle, Similarity, Circle Geometry with WinGeom, WinGeom Exercises on Angles, WinGeom Lab Manual
    SOURCE: Meighan I. Dillon, et al., Southern Polytechnic State University
    TECHNOLOGY: WinGeom (Peanut Software), Word, Adobe Acrobat reader
  • Picture Gallery of Map Projections
    ADD. KEYWORDS: Cylindrical equidistant projection, Mercator's cylindrical conformal projection, Galle's cylindrical projection, Polyconic projection, Azimuthal equidistant projection, Orthographic projection, Stab-Werner projection, Apianius' projection, Collignon's projection, etc.
  • Planimeters
    ADD. KEYWORDS: Area of planar regions
    SOURCE: Robert Foote, Wabash College
    TECHNOLOGY:Animated gifs
  • The Platonic Solids
    ADD. KEYWORDS: Euler's Polyhedron Theorem, Dodecahedron
  • Poincaré Disk
    ADD. KEYWORDS: Geometry Sketchpad Scripts
  • PoincaréDraw
    ADD. KEYWORDS: Compass and straightedge constructions in the Poincaré disk model of the hyperbolic plane
    SOURCE: Robert Foote, Wabash College
  • Polyhedra Collection
    ADD. KEYWORDS: Uniform polyhedra, Duals, Johnson's solids, Stellations of Icosahedron, Stellations of deformed dodecahedron, Spherical Platonic polyhedra, Polyhedral Kaleidoscope, Symmetrical compounds, VRML, Interactive building of polyhedra compounds
  • Polyhedral Solids
    ADD. KEYWORDS: Platonic Solids, Archimedean Solids, Kepler-Poinsot Polyhedra, Compound Solids, Stellated Polyhedra
  • Polyominoes
    ADD. KEYWORDS: Lesson Plans
  • Probability/Patterns Learning Units
    ADD. KEYWORDS: Lesson Plans
  • Project Interactivate - Activities - Geometry and Measurement Concepts
    ADD. KEYWORDS: Lines, Rays and planes, Working with tessellations, Fractals
    SOURCE: The Shodor Education Foundation, Inc.
    TECHNOLOGY: Java Applet
  • A Project to Transform 6-12 Mathematics Education: Vertically-Integrated, Inquiry-Based Geometry
    ADD. KEYWORDS: NSF Teacher Enhancement project, Teaching Scenarios
    SOURCE: Richard Allen, et al., St. Olaf College
  • Projective Geometry
    ADD. KEYWORDS: Tutorial, Proofs (using animated gifs)
  • Pythagoras' Theorem
    ADD. KEYWORDS: Geometry, history, interactive pages
  • Pythagorean Theorem
    ADD. KEYWORDS: 8 Proofs, Bibliography
  • Pythagorean Theorem
    SOURCE: Tom Richmond, Western Kentucky University
    TECHNOLOGY: Animated Gif
  • QuasiTiler
  • School Geometry in Java
    ADD. KEYWORDS: Ruler and compass constructions
  • Science U - Geometry Center
    ADD. KEYWORDS: Interactive Models of Platonic and Archimedean Solids, Interactive Triangle Tiling Maker, Kali: Symmetry group, Tilings, Tetrapuzzle, Isometries, Geometry Formulas
  • SCORE Mathematics - Geometry
    ADD. KEYWORDS: Lesson Plans, Standards
    SOURCE: SCORE - Schools of California Online Resources for Education
  • SCORE Mathematics - Measurement and Geometry
    ADD. KEYWORDS: Lesson Plans, Standards
    SOURCE: SCORE - Schools of California Online Resources for Education
  • Seventeen Kinds of Wallpaper Patterns
    ADD. KEYWORDS: Traditional Japanese patterns, Group Theory
  • SMILE Program Mathematics Index
    ADD. KEYWORDS: Lesson Plans
  • Spatial Concepts
    ADD. KEYWORDS: Euler's Law (V+F=E+2), Descartes' Angular Deficit, Taxonomies of Polyvertexia (=polyhedra), Symmetry, Architecture
  • Steiner Surfaces
    ADD. KEYWORDS: Roman surface, cross-cap, real projective plane, Whitney's Umbrella, Plücker's Conoid, Boy Surface
  • Stellated Icosahedra
    ADD. KEYWORDS: Mathematica, Enumeration of all stellations of the icosahedron
  • Symmetric Patterns at the Alhambra
  • Symmetry and Pattern - The Art of Oriental Carpets
    ADD. KEYWORDS: Glossary, Bibliographies, Student Projects, Asymmetry and Symmetry-Breaking, The Four Basic Symmetries, Border Patterns, Field Patterns, Grids and Tessellations
  • Symmetry and the Shape of Space
    ADD. KEYWORDS: Isometries of the plane, Regular Patterns, Orbifolds, Software, Kali, Geometer's Sketchpad
  • Symmetry and Tessellations - ACTIVITY LINKS
  • Taking Geometry Seriously!
    ADD. KEYWORDS: Applications
  • Tangrams
    ADD. KEYWORDS: Geometry, spatial-visualization skills, congruency, similarity, symmetry, area of polygons
  • Tangrams - An Introduction
    ADD. KEYWORDS: Bibliography, Puzzles
  • A Teacher's Guide to Building the Icosahedron as a Class Project
    SOURCE: Frederick J. Wicklin, Geometry Center
  • Technology in the Geometry Classroom Course Materials
    ADD. KEYWORDS: Course Materials, Geometer's Sketchpad, Monge's Theorem, Peaucellier's Linkage, Dynamical systems lab, Symmetry and Patterns, Wallpaper Patterns, Orbifolds, Videotapes, Software, Student Projects
  • Tessellations Project
  • Tiling Dynamical Systems
    ADD. KEYWORDS: Prototiles, Shift Dynamical Systems, Penrose
  • Tiling - Plane & Fancy
    ADD. KEYWORDS: The 17 wallpaper groups, Tiling and Patterns from Historical Sources, Tiling arranged by Symmetry group, References,| Open questions, Pythagorean Theorem, Color Tiling
    SOURCE: Steve Edwards, Southern Polytechnic State University
  • Tiling With Right Trominos
  • Topology and Geometry Software
    ADD. KEYWORDS: Torus and Klein Bottle games, Kali, KaleidoTile, Exploring the Shape of Space, Computer Graphics in Curved Spaces, SnapPea
    SOURCE: Jeff Weeks
    TECHNOLOGY: Java Applets, Software packages for Macintosh, Windows, Linux and Unix
  • Totally Tessellated
    ADD. KEYWORDS: Decorative Use, Ancient and Modern, Historical Image Gallery, Escher, Regular and Semiregular Tessallations, Mosaics, Tilings, Related Art Movements, Dissection Tiling, Packing, Penrose Tiles, Polynominoes, Tiling Dynamic Systems
  • Transformations
    ADD. KEYWORDS: Rotations, Reflections, Translations, Enlargements, Combinations
    SOURCE: MathsNet and AngliaCampus
    TECHNOLOGY: Java applets, Cinderella
  • Transformations
    ADD. KEYWORDS: Translations, Rotations, Reflections
  • Transformations
    ADD. KEYWORDS: Translations, Rotations, Reflections, Glide Reflections, Symmetry, Frieze Patterns, Escher
  • Triangle Centers
    ADD. KEYWORDS: Schiffler Point, Exeter Point, Parry Point, Congruent Isoscelizers Point, Yff Center of Congruence, Isoperimetric Point and Equal Detour Point, Ajima-Malfatti Points, Apollonius Point, Morley Centers, Hofstadter Points, Equal Parallelians Point, Centroid, Incenter, Circumcenter, Orthocenter, Fermat Point, Nine-point center, Symmedian point, Gergonne point, Nagel point, Mittenpunkt, Spieker center, Feuerbach point, Isodynamic points, Napoleon points
  • Triangle Geometers
    ADD. KEYWORDS: Napoleon theorem, Ceva's theorem, cevians, cevian triangle, Clawson point, Euler line, Feuerbach theorem, Gergonne point, Kiepert hyperbola, Lemoine point (or symmedian point), De Longchamps point, Malfatti problem, Morley triangle, Morley points, Nagel point, Neuberg circles, Schiffler point, Simson line, Soddy circles, Steiner ellipse, Steiner point
  • Triangle Geometry
    ADD. KEYWORDS: Angles, Right angles, Pythagorean Theorem, Compass and rule constructions
  • Triangles
    ADD. KEYWORDS: The nine-point circle, Euler's line, Morley's theorem.
    SOURCE: Alejo Hausner, Princeton University
    TECHNOLOGY: Java applets
  • UIMATH.grafiXlab
    ADD. KEYWORDS: LATERNA matheMAGICA, Cellular Semiotics, Software, Courses, Homotopies
  • Understanding Projective Geometry
    ADD. KEYWORDS: Klein Bottle
  • The Uniform Polyhedra
    ADD. KEYWORDS: Mathematica, Wythoff Symbol, Regular and Quasi-Regular Polyhedra, Semiregular Polyhedra, Even-Faced Polyhedra, Snub Polyhedra, Great Dirhombicosidodecahedron
  • Visual Geometry Pages
    ADD. KEYWORDS: Platonic Solids, Surfaces, Curves, Minimal Surfaces, CMC Surfaces, Curvature Properties, Harmonic Maps
    SOURCE: Konrad Polthier, Technical University Berlin
    TECHNOLOGY: Java applets, JavaView
  • Visual Symmetry
    ADD. KEYWORDS: Tilings, Mathematica
  • Wallpaper Groups
    ADD. KEYWORDS: Plane Symmetry Groups
    ADD. KEYWORDS: Parallel postulate, isometries, models, hyperbolic trigonometry, special relativity

To look at another Topic in Mathematics which is not on the above list, you can either go to one of the following pages:


Abstract Algebra
Applied Mathematics
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Computational Geometry
Computational Science
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Genetic Algorithms

Differential Geometry
Discrete Mathematics
Dynamical Systems
Fluid Dynamics
Fourier Analysis & Wavelets
History of Mathematics
Industrial Mathematics
Linear and Matrix Algebra
Linear & Nonlinear Programming
Logic & Set Theory
Mathematics Education
Mathematical Biology
Multivariable Calculus
Nonlinear Dynamics
Number Theory
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Ordinary Differential Equations
Partial Differential Equations
Probability Theory


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