Inverse semigroupoid actions and representations

Authors

DOI:

https://doi.org/10.35819/remat2023v9i1id6174

Keywords:

Groupoid, Inverse Semigroupoid, Inverse Semigroupoid Actions, Inverse Semigroupoid Representations

Abstract

We show that there is a one-to-one correspondence between the partial actions of a groupoid G on a set X and the inverse semigroupoid actions of the Exel's inverse semigroupoid S(G) on X. We also define inverse semigroupoid representations on a Hilbert space H, as well as the Exel's partial groupoid C*-algebra C*_p(G), and we prove that there is a one-to-one correspondence between partial groupoid representations of G on H, inverse semigroupoid representations of S(G) on H and C*-algebra representations of C*_p(G) on H.

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Author Biographies

Thaísa Raupp Tamusiunas, Universidade Federal do Rio Grande do Sul (UFRGS), Porto Alegre, RS, Brasil

Wesley Gonçalves Lautenschlaeger, Universidade Federal do Rio Grande do Sul (UFRGS), Porto Alegre, RS, Brasil

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Published

2023-05-31

How to Cite

TAMUSIUNAS, T. R.; LAUTENSCHLAEGER, W. G. Inverse semigroupoid actions and representations. REMAT: Revista Eletrônica da Matemática, Bento Gonçalves, RS, v. 9, n. 1, p. e3006, 2023. DOI: 10.35819/remat2023v9i1id6174. Disponível em: https://periodicos.ifrs.edu.br/index.php/REMAT/article/view/6174. Acesso em: 13 may. 2024.

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Section

Mathematics