Journal of Inequalities and Applications 
Volume 2007 (2007), Article ID 84104, 7 pages
doi:10.1155/2007/84104
Research Article

New Strengthened Carleman's Inequality and Hardy's Inequality

Haiping Liu and Ling Zhu

 Department of Mathematics, Zhejiang Gongshang University, Hangzhou 310018, China
Received 26 July 2007; Accepted 9 November 2007

Recommended by Ram N. Mohapatra

Abstract

In this note, new upper bounds for Carleman's inequality and Hardy's inequality are established.