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math.GR2011★ 17 cited
Idempotent Generated Endomorphisms of an Independence Algebra
João Araújo
The aim of this note is to give a direct proof for the following result proved by Fountain and Lewin: {\em Let $\alg$ be an independence algebra of finite rank and let be a sin…
math.GR2011★ 3 cited
On idempotent generated semigroups
João Araújo
We provide short and direct proofs for some classical theorems proved by Howie, Levi and McFadden concerning idempotent generated semigroups of transformations on a finite set.