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MATHEMATICS
Semigroups of rectangular binary relations
B. M. Shain Saratov State University
Citation:
B. M. Shain, “Semigroups of rectangular binary relations”, Dokl. Akad. Nauk SSSR, 165:5 (1965), 1011–1014
Linking options:
https://www.mathnet.ru/eng/dan31917 https://www.mathnet.ru/eng/dan/v165/i5/p1011
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