On idempotent binary relations on a finite set

DOI10.21136/cmj.1970.100991zbMath0228.20033OpenAlexW2338432467MaRDI QIDQ5635598

Štefan Schwarz

Publication date: 1970

Full work available at URL: https://eudml.org/doc/12559

Mathematics Subject Classification ID

Combinatorial aspects of matrices (incidence, Hadamard, etc.) (05B20) Other classical set theory (including functions, relations, and set algebra) (03E20)

Related Items (12)

A matrix characterization of the maximal groups in $\beta_X$ ⋮ Circulant Boolean relation matrices ⋮ The lattice of idempotent binary relations ⋮ The structure of an idempotent relation ⋮ Idempotents and regular elements of complete semigroups of binary relations. ⋮ Union preserving homomorphisms of semigroups of closed relations ⋮ Structure of Partially Ordered Cyclic Semigroups ⋮ Stefan Schwarz (1914–1996) ⋮ Unnamed Item ⋮ On the semigroup of binary relations on a finite set ⋮ Groupoids, idempotents and pointwise inverses in relational categories ⋮ Combinatorial properties of binary semigroups

Cites Work

• On the semigroup of binary relations on a finite set
• Unnamed Item

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