We obtain estimates for nonnegative semiadditive functionals on the space of continuous 2π-periodic functions defined in terms of Steklov functions.
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Translated from Problemy Matematicheskogo Analiza 88, March 2017, pp. 53-58.
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Zhuk, V.V., Bure, V.M. & Tumka, O.A. Modified Steklov Functions. J Math Sci 224, 661–666 (2017). https://doi.org/10.1007/s10958-017-3442-0
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DOI: https://doi.org/10.1007/s10958-017-3442-0