Work

A Cantor Spectrum Diagonal in 𝒪₂

Year: 2025

Type: article

Abstract: We prove the existence of a C ∗ ^* -diagonal in the Cuntz algebra O 2 \mathcal {O}_2 with spectrum homeomorphic to the Cantor space.

Source: Proceedings of the American Mathematical Society Series B

DOI: 10.1090/bproc/269

Authors: Philipp Sibbel, Wilhelm Winter

Institution: University of Münster

Language: English

Topic: Advanced Operator Algebra Research

Subfield: Mathematical Physics

Field: Mathematics

Domain: Physical Sciences

Open Access status: gold

Estimated APC paid: $750

Funders: Deutsche Forschungsgemeinschaft, European Research Council

Awards: G1110112127, G1399780489, G1652504919, G1886354676, SFB 1442: Geometrie: Deformationen und Rigidität, EXC 2044: Mathematik Münster: Dynamik – Geometrie – Struktur, G5416284561, G6040757279, G6938060324

OpenAlex ID: W4417253979

FWCI: 3.4

Cites: 15

Cited by: 2

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