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math.OA2025
An overview on self-similar graphs, their generalizations, and their associated algebras
Enrique Pardo
These notes were originally intended to be complementary material for an introductory course on self-similar graphs and their algebras, presented by the author at the CIMPA School…
math.OA2014
The tight groupoid of an inverse semigroup
Ruy Exel, Enrique Pardo
In this work we present algebraic conditions on an inverse semigroup S (with zero) which imply that its associated tight groupoid G_{tight)(S) is: Hausdorff, essentially principal,…