We establish strong and weak Hardy–Littlewood–Sobolev inequalities for the subadditive operators majorized by operators from a certain class of integral convolutions of the Riesz-potential type with almost monotone kernels generated both by operators of ordinary shift and by operators of generalized shift associated with the differential Laplace–Bessel operator.
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Translated from Ukrains’kyi Matematychnyi Zhurnal, Vol. 72, No. 1, pp. 3–19, January, 2020.
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Abdullayev, S.K., Mammadov, E.A. On One Class of Subadditive Operators with Generalized Shift. Ukr Math J 72, 1–20 (2020). https://doi.org/10.1007/s11253-020-01760-7
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DOI: https://doi.org/10.1007/s11253-020-01760-7