A matrix characterization of the maximal groups in $\beta_X$

DOI10.21136/cmj.1975.101317zbMath0313.18007OpenAlexW2728587631MaRDI QIDQ4071936

D. J. Hartfiel, Carlton J. Maxson

Publication date: 1975

Full work available at URL: https://eudml.org/doc/12862

Mathematics Subject Classification ID

Chains and lattices of subgroups, subnormal subgroups (20E15) Abstract finite groups (20D99) Structure theory of algebraic structures (08A05) Definitions and generalizations in theory of categories (18A05) Other classical set theory (including functions, relations, and set algebra) (03E20) Semigroups (20M99) Categories of spans/cospans, relations, or partial maps (18B10)

Cites Work

• Maximal subgroups of the semigroup of relations
• Groups of binary relations
• A proof of the Montague-Plemmons-Schein theorem on maximal subgroups of the semigroup of binary relations
• On idempotent binary relations on a finite set

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