Combinatorial Game Theory
Software, Aviezri Fraenkel, David Eppstein - Combinatorial Game Theory, Dice Theorem, Elwyn Berlekamp - Combinatorial Game Theory, Erik Demaine's Combinatorial Games, Games that interest John Conway, Jeff Erickson - Mathematical Games, Toys, and Puzz
Design Theory
Matroids, Software, Bill Cherowitzo's Hyperoval Page, Blocks and Design Applet, Caps in Finite Geometries, D.H. Rees Home Page, Design and Analysis of Experiments, Design Resources, Design Theory Lecture notes on the Web, Design Theory Resource Server, Distributed.net: Project OGR, Golomb Rulers
Events
Calendars, Past Events, ACCOTA, BCC2005, CombinaTexas, EUROCOMB 2005, FPSAC '05, FPSAC/SFCA, GRACO 2005, Winter Combinatorics Meeting
Graph Theory
Books, Events, Open Problems, People, References, A Constructive Approach to Graph Theory, A Journey through Intersection Graph County, A Survey of Distance-Transitive Graphs, Benchmarks with Hidden Optimum Solutions for Graph, Counting Hamilton Cycles in Product Graphs, Four Colour Theorem, Fractal Instances of the Traveling Salesman Proble, From the Even Cycle Mystery to the L-Matrix Proble, Getgrats: General Theory of Graph Transformation S, Graph Colorings with Local Constraints
Journals
Annals of Combinatorics, Annals of Combinatorics, Ars Combinatoria, Australasian Journal of Combinatorics, British Combinatorial Bulletin, Combinatorica, Combinatorics, Probability and Computing, Designs, Codes and Cryptography, Discrete and Computational Geometry, Discrete Mathematics
Open Problems
Combinatorics Problems, Josh Cooper's Math Pages : Open Combinatorics, Open Problems for Undergraduates, Open Problems in Combinatorics, Open Problems in Discrete Mathematics, Past Open Problems, Problem Collection in Combinatorial Optimization, Problems in Graph Theory and Combinatorics, Some Problems in Matroid Theory
People
Directories, Bailey, Rosemary A., Banos, Raul, Bergeron, Nantel, Bierbrauer, Juergen, Cameron, Peter, Chvátal, Va?ek, Cooper, Joshua, Demaine, Erik, Dobcsanyi, Peter, Frieze, Alan
Research Groups
(Australia) The University of Queensland, (Austria) Academy of Sciences, (Europe) Combinatorics, Geometry and Computation, (France) INRIA, (France) Laboratoire d'informatique de l&apos, (Italy) Catania University, (Japan) Tsukuba, (Netherlands) Euler Institute for Discrete Mathema, (New Zealand) University of Auckland, (South Korea) Pohang University of Science and Tec
Software
Graph Drawing, Linear Programming and Optimization, ACE, Algorithms and Software for Partitioning Meshes, Combinatorics Software of the Algorithms Project, Free Software in Graph Theory, Gato: The Graph Animation Toolbox, GeoSteiner, GOBLIN Graph Library, GRAPE, Graph Coloring By DSATUR, Graph Magics
A Survey of Venn Diagrams
Various facts and figures about Venn diagrams by Frank Ruskey.
Algebraic Combinatorics via Finite Group Actions
A hypertext by A. Betten, H. Fripertinger and A. Kerber.
ArXiv Front: CO Combinatorics
Combinatorics section of the Front for the Mathematics ArXiv.
Catalogue of Lattices
A catalogue of different types with applications to packing spheres by Neil Sloane and Gabriele Nebe.
CATS: Combinatorial Algorithms Test Sets
Searchable index of problems, links and methodology maintained by the Association for Computing Machinery.
Combinatorial Catalogues
Combinatorial objects such as graphs, designs and geometries collected by Gordon Royle.
Combinatorial Data
Brendan McKay's collection of miscellaneous tables in graph6 or sparse6 format.
East Side, West Side
Lecture notes by Herbert S. Wilf on generating combinatorial objects and Maple.
Encyclopedia of Combinatorial Structures
Searchable database of structures with specifications and counts.
Enumeration of the Binary Trees
A note on Catalan numbers by Ivan Galkin.
Extremal Combinatorics
With Applications in Computer Science by Stasys Jukna.
Four Colour Theorem: A Brief Historical Insight
An essay on the history of the four color theorem by Dominic Verderaime.
G-Systems
Theory of chord structures to create music through algorithms by Vladimir Ladma.
Generating Functions
Introduction to generating functions with interactive java applets by Alexander Bogomolny.
Math Pages - Combinatorics
About 40 "informal notes" on combinatorics by Kevin Brown.
On-line Dictionary of Combinatorics
An expanding web text by Joe Fields.
Operational Research Programming Trivia
Computer code for research algorithms in operational research and combinatorial optimization.
The Combinatorial Object Server
Select a type together with specific parameter values and COS will return a list of all such combinatorial objects.
The Cutting Sticks Problem
An unsolved combinatorial problem by Frans Faase.
The Hyperbook of Combinatorics
A project to develop a hypertext on major topics in combinatorics.
The Math Forum Math Library - Combinatorics
Comprehensive catalog of websites relating to Combinatorics.
Topics in Mathematics - Combinatorics
In the Mathematics Archive at UTK.