• Journal of applied mathematics & informatics
• /
• v.40 no.1_2
• /
• pp.283-288
• /
• 2022

In this paper we characterize the sets of summability factors (|C, 0|_k, |R, p_n|_s) and (|R, p_n|_k, |C, 0|_s), 1 < k ≤ s < ∞, which also extends some known results.