= Special classes of semigroups
{wiki=Special_classes_of_semigroups}
In the field of algebra, semigroups are algebraic structures consisting of a set equipped with an associative binary operation. Special classes of semigroups refer to particular types of semigroups that possess additional properties or structures, leading to interesting applications and deeper insights. Here are some notable special classes of semigroups: 1. **Monoids**: A monoid is a semigroup that has an identity element.
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