scientific article; zbMATH DE number 864845

zbMath1039.20505MaRDI QIDQ4872086

C. J. Ash

Publication date: 11 April 1996

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

Mathematics Subject Classification ID

Varieties and pseudovarieties of semigroups (20M07) Free semigroups, generators and relations, word problems (20M05)

Related Items (11)

SEMIDIRECT PRODUCTS OF ORDERED SEMIGROUPS ⋮ Polynomial closure of group languages and open sets of the Hall topology ⋮ Polynomial closure of group languages and open sets of the Hall topology ⋮ Polynomial closure and unambiguous product ⋮ Some reducibility properties for pseudovarieties of the form DRH ⋮ Finite loops recognize exactly the regular open languages ⋮ Covers for monoids. ⋮ Complete κ-reducibility of pseudovarieties of the form DRH ⋮ AUTOMATIC CONTINUITY FOR ISOMETRY GROUPS ⋮ New results on the conjecture of Rhodes and on the topological conjecture ⋮ A constructive version of the Ribes-Zalesskiĭ product theorem.

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