Strong Approximation of Functions by Positive Operators
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The paper considers strong approximation of continuous functions by positive operators. Estimates in terms of the modulus of continuity and its convex majorant are established. Bibliography: 4 titles.
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- 1.V. Zhuk and G. Natanson, “To the question of approximating functions by positive operators,” Uchen. Zap. Tartus. Gos. Univ., 430, 58–69 (1977).Google Scholar
- 3.V. V. Zhuk, Structural Properties of Functions and Approximation Accuracy [in Russian], Leningrad (1984).Google Scholar
- 4.I. K. Daugavet, Introduction to the Classical Theory of Function Approximation [in Russian], St.Petersburg (2011).Google Scholar
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