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Bulletin of the American Mathematical Society

ISSN 1088-9485(online) ISSN 0273-0979(print)



Approximation theorems for semi-group operators in intermediate spaces

Authors: Hubert Berens and P. L. Butzer
Journal: Bull. Amer. Math. Soc. 70 (1964), 689-692
MathSciNet review: 0167844
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  • 7. M. Zamansky, Classes de saturation de certains procédés d'approximation des séries de Fourier des fonctions continues et applications à quelques problèmes d'approximation, Ann. Sci. École Norm. Sup. (3) 66 (1949), 19-93. MR 30633
  • 8. A. Zygmund, Trigonometrical series, Vols. I, II, rev. ed., Cambridge Univ. Press, Cambridge, 1959. MR 107776

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