"0021-8693" . . "338" . . "US - Spojen\u00E9 st\u00E1ty americk\u00E9" . . . . "1" . "RIV/68407700:21230/11:00181517!RIV12-MSM-21230___" . . . "P(1M0545), Z(MSM0021620838), Z(MSM6840770038)" . . "Goralcik, P." . . "Demlov\u00E1, Marie" . . "RIV/68407700:21230/11:00181517" . "Journal of Algebra" . . . "Category; Variety; Semigroup; Equimorphism; Diversity"@en . "B.M. Schein has proved that in the semigroup variety NIB = Mod(x(2) = x, xuvy = xvuy) of normal bands one can find at most four pairwise non-isomorphic semigroups with isomorphic monoids of endomorphisms. We prove here the same result for the extension semigroup variety (NB) over tilde = Mod(x(2)y = xy,xuvy = xvuy) of NB, properly separated from N only by the variety of inflations of the N-semigroups." . . "An equimorphic diversity case" . "185459" . . . . "12"^^ . . . "An equimorphic diversity case" . "B.M. Schein has proved that in the semigroup variety NIB = Mod(x(2) = x, xuvy = xvuy) of normal bands one can find at most four pairwise non-isomorphic semigroups with isomorphic monoids of endomorphisms. We prove here the same result for the extension semigroup variety (NB) over tilde = Mod(x(2)y = xy,xuvy = xvuy) of NB, properly separated from N only by the variety of inflations of the N-semigroups."@en . "[00F505383951]" . "1"^^ . "An equimorphic diversity case"@en . "10.1016/j.jalgebra.2011.02.044" . "Koubek, V." . "21230" . "3"^^ . . . . "An equimorphic diversity case"@en . "000291513200010" .