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In particular applications to Polya coloring theory, latin squares, Steiner systems, error correcting codes and economics are described. Proofs of almost all results are given. There are more than 500 problems, of varying degrees of diffi culty.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.