Directory: Top/Science/Math/Combinatorics

The Combinatorics Net
Maintained by Bill Chen.
http://www.combinatorics.net/
Combinatorics.net ~ Site Info Whois Trace Route RBL Check

ArXiv Front: CO Combinatorics
Combinatorics section of the Front for the Mathematics ArXiv.
http://front.math.ucdavis.edu/math.CO
Ucdavis.edu ~ Site Info Whois Trace Route RBL Check

Enumeration of the Binary Trees
A note on Catalan numbers by Ivan Galkin.
http://ulcar.uml.edu/~iag/CS/Catalan.html
Uml.edu ~ Site Info Whois Trace Route RBL Check

The Combinatorial Object Server
Select a type together with specific parameter values and COS will return a list of all such combinatorial objects.
http://www.theory.csc.uvic.ca/~cos/
Uvic.ca ~ Site Info Whois Trace Route RBL Check

Topics in Mathematics - Combinatorics
In the Mathematics Archive at University of Tennessee, Knoxville.
http://archives.math.utk.edu/topics/combinatorics.html
Utk.edu ~ Site Info Whois Trace Route RBL Check

Extremal Combinatorics
With Applications in Computer Science by Stasys Jukna.
http://www.thi.informatik.uni-frankfurt.de/~jukna/EC_Book/
Uni-frankfurt.de ~ Site Info Whois Trace Route RBL Check

Encyclopedia of Combinatorial Structures
Searchable database of structures with specifications and counts.
http://algo.inria.fr/encyclopedia/
Inria.fr ~ Site Info Whois Trace Route RBL Check

Algebraic Combinatorics via Finite Group Actions
A hypertext by A. Betten, H. Fripertinger and A. Kerber.
http://www.mathe2.uni-bayreuth.de/frib/html/book/hyl00.html
Uni-bayreuth.de ~ Site Info Whois Trace Route RBL Check

CATS: Combinatorial Algorithms Test Sets
Searchable index of problems, links and methodology maintained by the Association for Computing Machinery.
http://www.jea.acm.org/CATS/
Acm.org ~ Site Info Whois Trace Route RBL Check

A Survey of Venn Diagrams
Various facts and figures about Venn diagrams by Frank Ruskey.
http://www.combinatorics.org/Surveys/ds5/VennEJC.html
Combinatorics.org ~ Site Info Whois Trace Route RBL Check