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math.OA2023
Globalization of partial inverse semigroupoid actions on sets
Paulinho Demeneghi, Felipe Augusto Tasca
We prove that every partial action of an inverse semigroupoid on a set admits a universal globalization. Moreover, we show that our construction gives a reflector from the category…
math.OA2020
KMS states and continuous orbit equivalence for ultragraph shift spaces with sinks
Felipe Augusto Tasca, Daniel Gonçalves
We extend ultragraph shift spaces and the realization of ultragraph C*-algebras as partial crossed products to include ultragraphs with sinks (under a mild condition, called (RFUM2…