(quasi-) adequate semigroup

Evolution semigroup

eventually strong wrpp semigroup

eventually regular semigroup

eventually PI-strong wrpp semigroup

Eventually normed continuous semigroup

E-unitary regular semigroup

enveloping semigroup

endomorphism semigroup

E-inversive semigroup

E-inversive E-semigroup

Ehresmann type rpp semigroup

E*-unitary semigroup

E(*)-unitary semigroup

duo ordered semigroup

Dubreil Jacotin semigroup

dual semigroup

double-lattice semigroup

directed ordered semigroup

Delphic semigroup