Araújo, João2015-03-232015-03-232002Araújo, João - Normal semigroups of endomorphisms of proper independence algebras are idempotent generated. "Proceedings of the Edinburgh Mathematical Society" [Em linha]. ISSN 0013-0915 (Print) 1464-3839 (Online). S. 2, vol. 45, nº 1 (2002), p. 1-160013-09151464-3839http://hdl.handle.net/10400.2/3797Let A be a proper independence algebra of finite rank, let G be the group of automorphisms of A, let a be a singular endomorphism and let aG be the semigroup generated by all the elements g°1ag, where g 2 G. The aim of this paper is to prove that aG is a semigroup generated by its own idempotents.engIndependence algebrasNormal semigroupsEndomorphismsjournal articlehttp://dx.doi.org/10.1017/S0013091500000729