On The K-Pseudo Symmetric and Ordinary Differentiation

In 1972, S. Valenti introduced the definition of k-pseudo symmetric derivative and has shown that the set of all points of a continuous function, at which there exists a finite k-pseudo symmetric derivative but the finite ordinary derivative does not exist, is of Lebesgue measure zero. In 1993, L. Z...

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Bibliographic Details
Main Authors: Łazarow E., Turowska M.
Format: Article
Language:English
Published: De Gruyter 2016-06-01
Series:Demonstratio Mathematica
Subjects:
Online Access:http://www.degruyter.com/view/j/dema.2016.49.issue-2/dema-2016-0014/dema-2016-0014.xml?format=INT