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Translated from Matematicheskie Zametki, Vol. 57, No. 5, pp. 712–717, May, 1995.
The author is grateful to B. S. Kashin for fruitful discussions.
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Privalov, A.A. Several remarks on the norms of linear polynomial operators. Math Notes 57, 496–500 (1995). https://doi.org/10.1007/BF02304419
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DOI: https://doi.org/10.1007/BF02304419