%0 Journal Article %T Improvement of an inequality of G. H. Hardy %A Sajid Iqbal %A Kristina Kruli£¿ %A Josip Pe£¿ari£¿ %J Tamkang Journal of Mathematics %D 2012 %I Tamkang University %R 10.5556/j.tkjm.43.2012.399-416 %X In this paper, we give an improvement of an inequality of G. H. Hardy using fractional integrals and fractional derivatives. We also obtain means of Cauchy type and prove their monotonicity. %K Convex function %K kernel %K fractional derivative %K fractional integrals %K means %U http://journals.math.tku.edu.tw/index.php/TKJM/article/view/834