Length of the inverse symmetric semigroup

Olexandr Ganyushkin; Ivan Livinsky

Length of the inverse symmetric semigroup

Olexandr Ganyushkin, Ivan Livinsky

Abstract

The length of the lattice of subsemigroups of the inverse symmetric
semigroup $IS n <math xmlns="http://www.w3.org/1998/Math/MathML"><msub><mrow data-mjx-texclass="ORD"><mi data-mjx-variant="-tex-calligraphic" mathvariant="script">IS</mi></mrow><mi>n</mi></msub></math>$ is calculated.

Keywords

length of a semigroup, inverse semigroup, semigroup,Brandt semigroup

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