Characterization of positive definite, radial functions on free groups

DOI10.1090/bproc/158zbMath1527.43003arXiv2112.00630OpenAlexW3215938597MaRDI QIDQ6041525

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Publication date: 31 May 2023

Published in: Proceedings of the American Mathematical Society, Series B (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2112.00630

zbMATH Keywords

free groupsradial functions

Mathematics Subject Classification ID

Free nonabelian groups (20E05) Positive definite functions on groups, semigroups, etc. (43A35)

Cites Work

• Complex variable positive definite functions
• Spherical functions and harmonic analysis on free groups
• An example of a non nuclear C*-algebra, which has the metric approximation property
• SCHUR MULTIPLIERS AND SPHERICAL FUNCTIONS ON HOMOGENEOUS TREES
• Positive-definite kernels, length functions on groups and a noncommutative von Neumann inequality
• Uniformly bounded representations of free groups.
• A Lévy-Khinchin formula for free groups
• Bernstein functions. Theory and applications
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