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Riesz Means on Locally Symmetric Spaces

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Abstract

We prove that for a certain class of n dimensional rank one locally symmetric spaces, if \(f \in L^p\), \(1\le p \le 2\), then the Riesz means of order z of f converge to f almost everywhere, for \(\mathrm {Re}z> (n-1)(1/p-1/2)\).

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Acknowledgements

The author would like to thank the referee for his/her critical comments and the careful and insightful review, as well as M. Kolountzakis and M. Papadimitrakis for conversations and remarks.

Funding

Supported by the Hellenic Foundation for Research and Innovation, Project HFRI-FM17-1733.

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Communicated by Andreas Seeger.

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Papageorgiou, E. Riesz Means on Locally Symmetric Spaces. Complex Anal. Oper. Theory 16, 43 (2022). https://doi.org/10.1007/s11785-022-01226-7

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