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On outer automorphisms of certain graph C*‐algebras

Year: 2025

Type: article

Abstract: Given a countable abelian group , we construct a row‐finite directed graph such that the ‐group of the graph ‐algebra is canonically isomorphic to . Moreover, under natural identification, each element of is a lift of an automorphism of the graph ‐algebra .

Source: Bulletin of the London Mathematical Society

DOI: 10.1112/blms.70251

Authors: Swarnendu Datta, Debashish Goswami, Soumalya Joardar

Institutions: Indian Institute of Science Education and Research Kolkata, Indian Statistical Institute

Language: English

Topic: Advanced Operator Algebra Research

Subfield: Mathematical Physics

Field: Mathematics

Domain: Physical Sciences

Open Access status: green

OpenAlex ID: W4417499671

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Cites: 11

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