Absolute Riesz summability almost everywhere of orthogonal series

Author(s):  
Yasuo Okuyama
2002 ◽  
Vol 33 (2) ◽  
pp. 161-166
Author(s):  
Y. Okuyama

In this paper, we shall prove a general theorem which contains two theorems on the absolute N"orlund summability and the absolute Riesz summability of orthogonal series.


1981 ◽  
Vol 7 (3) ◽  
pp. 199-208 ◽  
Author(s):  
Yasuo Okuyama ◽  
Tamotsu Tsuchikura

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