A note on |A| k summability factors for infinite series


Savaş E., Rhoades B.

Journal of Inequalities and Applications, cilt.2007, 2007 (SCI-Expanded) identifier

Özet

We obtain sufficient conditions on a nonnegative lower triangular matrix A and a sequence λn for the series ∑ an λn /na nn to be absolutely summable of order k<1 by A.