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On the primitive
ideal space of radial representations of free groups
Shigeru Yamagami |
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Vol. 340 (2026), No. 2, 409–424
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Abstract |
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Radial representations of finitely generated free groups are studied. The associated C*-algebra is located between the reduced and full group C*-algebras and its primitive ideal space is described concretely as a topological space. |
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Dedicated to the memory of Shukoh Ishikawa |
Keywords
primitive ideal, free group, radial function
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Mathematical Subject Classification
Primary: 22D25, 46L45
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Milestones
Received: 11 April 2025
Revised: 27 September 2025
Accepted: 15 October 2025
Published: 26 November 2025
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Authors |
| Shigeru Yamagami | |
| Graduate School of Mathematics Nagoya University Nagoya 464-8602 Japan |
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| © 2026 MSP (Mathematical Sciences Publishers). Distributed under the Creative Commons Attribution License 4.0 (CC BY). |
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