Crystallography

• Crystallography World Wide
  Crystallographer Search
• Organizations
  
  American Crystallographic Association (ACA)
  General Interest Group
  Small Molecule Special Interest Group
  Service Crystallography Special Interest Group
  Small-Angle Scattering Special Interest Group
  International Union of Crystallography
• Space Group Data
  
  Crystal Symmetry Environment
  SgInfo - Space group Info
• Diffraction Crystallography
  
  Kevin Cowtan's Book of Fourier
  Teaching Guide for X-ray Diffraction

Computational Group Theory

• GAP - Groups, Algorithms, and Programming
  UK Home Page
  GAP Search
  North American Mirror
  
  What is GAP?
  Getting GAP
  New GAP Crystallography Package (includes color groups)
  Computing Maximal Subgroups and Wyckoff Positions of Space Groups
  Crystallographic Groups Library

Computational Tiling

• Daniel Huson's Home Page
  
  Orbifold Triangulations and Crystallographic Groups (Download)
  Orbifold Graph Connectivity (Download)
• Publications of Charles Radin (Nonperiodic Tiling)
  
  Subgroups of SO(3) associated with tilings (Download)
  Quaquaversal tilings and rotations (Download)

Topology and Geometry

• Topology
  
  Topology Atlas
  Bibliography on Topology
  Topology Glossary
  Topology Textbooks
  Topology Books Contents
  Thurston's Princeton Notes
• Geometry and Topology
  
  The Geometry Center
  Symmetry and the Shape of Space
  Technology in the Geometry Classroom
  Orbifold Pinball
  Internet Resources for Advanced Geometry
  The Math Forum
  Geometry-Topology Name Lookup
  The Geometry Junkyard
  Wallpaper Groups

General Mathematics

• Math Search
• e-MATH (American Mathematical Society)
• Conferences Database
• UTK Math Archives
• CSC Collection of Mathematical Topics
• AMS Collection of Mathematical Topics
• Mathematical Topics by AMS Classification
• Guide to Available Mathematical Software (GAMS)

Tutorials

• Mathematics Archives - Lessons, Tutorials and Lecture Notes
  
• Martindale's Graduate and Undergraduate Center
  
• Other Online Courses and Tutorials

Question/Answer Forums

• Dr. Math
  
• The Mad Scientist Network

Information Search

• Search journal articles, library catalogs, databases, and more

Web Search

• Alta Vista
  
• HotBot
  
• Infoseek
  
• Magellan
  
• Yahoo
  
• Configurable Unified Search Index (CUSI)
  
• W3 Search Engines
  

Crystallographic Topology Home Page

Page last revised: November 5, 1997