Displaying similar documents to “O the absolute Nörlund summability of a series associated with a Fourier series.”

Some footprints of Marcinkiewicz in summability theory

Ferenc Weisz (2011)

Banach Center Publications

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Four basic results of Marcinkiewicz are presented in summability theory. We show that setting out from these theorems many mathematicians have reached several nice results for trigonometric, Walsh- and Ciesielski-Fourier series.