Natural Science, Mathematics, 2025
ON THE UNIFORM CONVERGENCE OF DOUBLE FOURIERâWALSH SERIES
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Submitted: 2025-01-29; Published: 2025-01-29
Š 2025 by author(s) and The Gufo Inc.
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(CC BY-NC 4.0).
Abstract
In this paper a universal function UâL1[0,1)2, which with respect to the double Walsh system has universal property in the sense of modification, is constructed.