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Subjects
20-XX Group theory and generalizations
20Lxx Groupoids (i.e. small categories in which all morphisms are isomorphisms)
20L05 Groupoids (i.e. small categories in which all morphisms are isomorphisms)

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Displaying 1 – 5 of 5

Rectangular groupoids

Siniša Crvenković, Józef Dudek (1985)

Czechoslovak Mathematical Journal

Refinement Monoids, Vaught Monoids, and Boolean Algebras.

Hans Dobbertin (1983)

Mathematische Annalen

Regular involution groupoids revisited.

V.S. Krishnan, M. Levitan (1986/1987)

Semigroup forum

Remarks on tolerance algebras

Karel Drbohlav (1981)

Acta Universitatis Carolinae. Mathematica et Physica

Representation of undirected graphs by anticommutative conservative groupoids

Bohdan Zelinka (1994)

Mathematica Bohemica

The paper studies tolerances and congruences on anticommutative conservative groupoids. These groupoids can be assigned in a one-to-one way to undirected graphs.

Currently displaying 1 – 5 of 5

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