Natural Sciences, Mathematics, 2026
ON THE UNIFORM CONVERGENCE OF DOUBLE FOURIER–WALSH SERIES
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Submitted: 2025-01-29
© 2026 by author(s) and The Gufo Inc.
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Abstract
In this paper a universal function U∈L1[0,1)2, which with respect to the double Walsh system has universal property in the sense of modification, is constructed.