MetaXearch > / Math / Combinatorics / Open Problems /
Open Problems for Undergraduates
A collection of open problems in Discrete Mathematics which are currently being researched by members of the DIMACS community. (infos)Past Open Problems
From the SIAM Activity Group Newsletter in Discrete Mathematics. In PostScript. Compiled by Douglas B. West. (infos)
Some Problems in Matroid Theory
Thomas Zaslavsky of Binghamton State University of New York presents brief descriptions and references. Find information on Bonin's Projective Bound including the maximum r-flat, covering and packing by flats. (infos)
Open Problems in Combinatorics
Features links to newsletters, workshops, and papers. (infos)
Combinatorics Problems
Combinatorics problems selected from math olympiads. (infos)
Problems in Graph Theory and Combinatorics
A collection maintained by Douglas B. West, of the University of Illinois. Features brief introductions, along with references cited. Topics include matching and independence, connectivity, graph homomorphism and circular coloring. (infos)
Josh Cooper's Math Pages : Open Combinatorics Problems
Offers descriptions of discrepancy, Euclidean Ramsey Theory, geometric graphs and hypergraphs. (infos)