Abstract
Interrelation between full moduli of smoothness of natural orders in the metrics L 1 and L ∞ is considered in the paper.
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References
P. L. Ul’yanov, “Embedding Theorems and Relations Between the Best Approximations (Moduli of Continuity) in Different Metrics,” Matem. Sborn. 81(123) (1), 104 (1970).
P. L. Ul’yanov, Embedding of Some Classes of Functions Hpp Izvestiya Akad. Nauk SSSR 32 (3), 649 (1968).
M. K. Potapov, B. V. Simonov, and S. Yu. Tikhonov, “One Inequality of P. L. Ul’yanov,” Vestn. Mosk. Univ., Matem. Mekhan., No 3, 33 (2008).
M. Potapov, B. Simonov, and S. Tikhonov, “Mixed Moduli of Smoothness in Lp, 1 < p < <x. A survey,” Surveys Approx. Theory 8, 1 (2013).
M. K. Potapov, B. V. Simonov, and S. Yu. Tikhonov, “Moduli of Smoothness of Fractional Order from the Spaces Lp, 1 < p < to,” in Modern Problems of Mathematics and Mechanics. Proc. Mech. Math. Faculty of Moscow State Univ. Vol. VI: Mathematics. Issue 1 (to 105th anniversary of S. M. Nikol’skii) (Moscow State Univ., Moscow, 2011). pp. 90–110.
M. K. Potapov and B. V. Simonov, “Analogues of Ul’yanov’s Inequality for Fractional Moduli of Smoothness,” in Modern Problems of Mathematics and Mechanics. Proc. Mech. Math. Faculty of Moscow State Univ. Vol. VIII: Mathematics. Issue 1 (to 103th anniversary of N. N. Luzin and 85th anniversary of P. L. Ul’yanov) (Moscow State Univ., Moscow, 2013). pp. 62–70.
M. K. Potapov and B. V. Simonov, “Connection between Moduli of Smoothness in the Metrics of L d C,” Vestn. Mosk. Univ., Matem. Mekhan., No 1, 7 (2015).
M. K. Potapov and B. V. Simonov, Lp 1 < P < TO” in Modern Problems of Mathematics and Mechanics., Vol. VII. Mathematics, Mechanics. Issue 1. (To 190th anniversary of P. L. Chebyshev) (Moscow State Univ., Moscow, 2011). pp. 100–104.
V. I. Kolyada, “Relations Between Moduli of Continuity in Different Metrics,” Trudy Matem. Inst. Acad. Nauk SSSR 181, 117 (1988).
Z. Ditzian and S. Tikhonov, “Ul’yanov and Nikol’skii-Type Inequalities,” J. Approx. Theory 133, 100 (2005).
B. Simonov and S. Tikhonov, “Sharp Ul’yanov-Type Inequalities Using Fractional Smoothness,” J. Approx. Theory 162 (9), 1654 (2010).
W. Trebels, “Inequalities for Moduli of Smoothness Versus Embeddings of Function Spaces,” Arch. Math. 94, 155 (2010).
M. K. Potapov, B. V. Simonov, and S. Yu. Tikhonov, “Constructive Characteristics of Mixed Moduli of Smoothness of Positive Orders,” in Proc. 8th Congr. Int. Society for Analysis, its Applications, and Computation (August 22–27, 2011). Vol. 2. (People’s Friendship University of Russia, Moscow, 2012). pp. 314–325.
Simonov B.V., Tikhonov S.Yu. “Embedding Theorems in the Constructive Approximation Theory,” Matem. Sborn. 199 (9), 107 (2008).
M. K. Potapov, “Approximation by Angle,” in Proc. Conf. in Constructive Theory of Functions (Hungarian Acad. Sci., Budapest, 1971). pp. 371–399.
M. K. Potapov and B. V. Simonov, “Properties of a Partial Modulus of Smoothness of Positive Order in a Mixed Metric,” in Modern Problems of Mathematics and Mechanics., Vol. X. Mathematics. Issue 1. (To 60th anniversary of the seminar “Trigonometric and orthogonal series”) (Moscow State Univ., Moscow, 2014). pp. 58–70.
M. K. Potapov, B. V. Simonov, and S. Yu. Tikhonov, Moduli of Smoothness of Fractional orders. Part II. (Moscow State Univ., Moscow, 2015).[in Russian].
M. F. Timan, “Embeddings of Lpk) Classes of Functions,” Izvestiya Vuzov 149 (10), 61 (1974).
R. Taberski, “Differences, Moduli and Derivatives of Fractional Orders,” Roczn. Comment. Math. Prace Mat. 19 (2), 389 (1976/1977).
M. K. Potapov, B. V. Simonov, and S. Yu. Tikhonov, Moduli of Smoothness of Fractional orders. (Moscow State Univ., Moscow, 2014).[in Russian].
M. F. Timan, “Difference Properties of Functions of Several Variables,” Izvestiya Akad. Nauk SSSR. Matem. 33, 667 (1967).
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Original Russian Text © M.K. Potapov, B.V. Simonov, 2016, published in Vestnik Moskovskogo Universiteta, Matematika. Mekhanika, 2016, Vol. 71, No. 1, pp. 16-24.
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Potapov, M.K., Simonov, B.V. Interrelations between full moduli of smoothness in the metrics of L 1 and L ∞ . Moscow Univ. Math. Bull. 71, 15–22 (2016). https://doi.org/10.3103/S0027132216010034
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DOI: https://doi.org/10.3103/S0027132216010034