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zbMath0556.20051MaRDI QIDQ3220765

Jacek Michalski

Publication date: 1983

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

zbMATH Keywords

bicategory n-groups regular epimorphisms covering k-groups

Mathematics Subject Classification ID

Epimorphisms, monomorphisms, special classes of morphisms, null morphisms (18A20) (n)-ary systems ((nge 3)) (20N15) Groupoids (i.e. small categories in which all morphisms are isomorphisms) (20L05)

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