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Proceedings of the American Mathematical Society

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Symmetric continuity of real functions


Author: C. L. Belna
Journal: Proc. Amer. Math. Soc. 87 (1983), 99-102
MSC: Primary 26A15
DOI: https://doi.org/10.1090/S0002-9939-1983-0677241-1
MathSciNet review: 677241
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Abstract: It is shown that the set of points where a real function is both symmetrically continuous and not continuous has inner measure zero but may have full outer measure.


References [Enhancements On Off] (What's this?)

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  • [2] H. Fried, Über die symmetrische Stetigkeit von Funktionen, Fund. Math. 29 (1937), 134-137.
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  • [5] E. M. Stein and A. Zygmund, On the differentiability of functions, Studia Math. 23 (1964), 247-283. MR 0158955 (28:2176)

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DOI: https://doi.org/10.1090/S0002-9939-1983-0677241-1
Article copyright: © Copyright 1983 American Mathematical Society

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