A note on absolute Riesz summability factors
The authors generalize a theorem of H. Bor dealing with \(|\overline N,p_n |_k\) summability factors such that the condition \(P_n=O (np_n)\) is replaced with two ones. Thus the result works with \(p_n= {1\over n}\) as well.
scientific article; zbMATH DE number 1657579