[On absolute summability factors, Proc. Am. Math. Soc. 118, No. 1, 71-75 (1993; Zbl 0784.40003
)] proved the
summability of the series
under certain conditions which extends the previous result of Mazhar on the
; see S. M. Mazhar
[Indian J. Math. 14, 45-48 (1972; Zbl 0253.42008
)]. In the present paper Mazhar proves the
which generalizes the above-mentioned result of H. Bor.