Sets of uniqueness on the 2-torus. (English) Zbl 0266.42021
MSC:
42A63 | Uniqueness of trigonometric expansions, uniqueness of Fourier expansions, Riemann theory, localization |
42A24 | Summability and absolute summability of Fourier and trigonometric series |
42B05 | Fourier series and coefficients in several variables |
40G10 | Abel, Borel and power series methods |