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zbMath0723.20040MaRDI QIDQ3211536

Mario Petrich

Publication date: 1991

Full work available at URL: https://eudml.org/doc/129637

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

idempotents trace congruence lattice Brandt semigroup regular semigroup retract extension kernel relation kernel map 0-restricted congruences

Mathematics Subject Classification ID

Regular semigroups (20M17) Subalgebras, congruence relations (08A30) Mappings of semigroups (20M15)

Related Items (2)

The congruence lattice of an extension of completely \(0\)-simple semigroups ⋮ Semigroups and their lattice of congruences. II

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