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JOURNALS // Trudy Matematicheskogo Instituta imeni V.A. Steklova // Archive

Trudy Mat. Inst. Steklova, 2022 Volume 319, Pages 134–181 (Mi tm4263)

Luzin's Problem on Fourier Convergence and Homeomorphisms

Gady Kozmaa, Alexander Olevskiĭb

a Department of Mathematics, The Weizmann Institute of Science, 234 Herzl Street, Rehovot, 7610001, Israel
b School of Mathematical Sciences, Tel Aviv University, Tel Aviv, 69978, Israel

Abstract: We show that for every continuous function $f$ there exists an absolutely continuous circle homeomorphism $\phi $ such that the Fourier series of $f\circ \phi $ converges uniformly. This resolves a problem posed by N. N. Luzin.

UDC: 517.51

Received: November 14, 2021
Revised: February 8, 2022
Accepted: March 18, 2022

DOI: 10.4213/tm4263


 English version:
Proceedings of the Steklov Institute of Mathematics, 2022, 319, 124–168

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© Steklov Math. Inst. of RAS, 2024