bn:00997798n
Noun Concept
ES
semigrupo inverso  semigrupo de inversion  semigrupo de inversión
EN
In group theory, an inverse semigroup S is a semigroup in which every element x in S has a unique inverse y in S in the sense that x = xyx and y = yxy, i.e. a regular semigroup in which every element has a unique inverse. Wikipedia
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