00772nam0 2200253 450 00002044320081209143333.0069111503620081209d2004----km-y0itay50------baengUSa-------001yyAcross the boardthe mathematics of chessboard problemsJohn J. WatkinsPrinceton and OxfordPrinceton university press2004X, 257 p.ill.24 cmAcross the board47449ScacchiMatematica793.7422Watkins,John J.480161ITUNIPARTHENOPE20081209RICAUNIMARC000020443M 793.74/1M 1741DSA2008Across the board47449UNIPARTHENOPE