THE author of this book complains that while Lebesgue integration is everywhere firmly established as an essential part of the theory of functions, its treatment in English text-books “remains ...
Using functions of bounded variation, we define a Volterra type derivative of the linear functional associated with a Lebesgue integrable function and show that it is equal to this function almost ...
Proceedings of the National Academy of Sciences of the United States of America The National Academy of Sciences (NAS) is a private, nonprofit organization of the country’s leading researchers. The ...