V nastoyaschej knige avtory predprinyali popytku dat" sistematicheskoe izlozhenie nekotoryh razdelov teorii kategorij kak chasti obschej algebry. Eta kniga poyavilas" kak rezul"tat obrabotki spetsial"nyh kursov, prochitannyh avtorami v MGU v 1966-68 g. g. Estestvenno, chto ona ne mogla vklyuchit" vsego nakoplennogo k nastoyaschemu vremeni materiala po teorii kategorij i poetomu ne yavlyaetsya kategornoj entsiklopediej. Avtory stremilis" k tomu, chtoby posle prochteniya etoj knigi mozhno bylo by ponimat" soderzhanie sovremennoj zhurnal"noj literatury po kategoriyam. This book, "Lektsii po teorii kategorij", by M. S. Tsalenko, E. G. Shul"gejfer, is a replication of a book originally published before 1970. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible.