... 310018, China 2Department of Mathematics, The University of Hong Kong, Pokfulam Road, Hong Kong Authors’ contributions C-JZ and W-SC jointly contributed to the main results Theorems 2.1 and 2.5 Both ... Cheung: On improvements of the Rozanova’s inequality Journal of Inequalities and Applications 2011 2011:33 Submit your manuscript to a journal and benefit from: Convenient online submission Rigorous ... This completes the proof Remark 2.2 Let x(s, t) reduce to s(t), and with suitable modifications in the proof of Theorem 2.1, then (2.1) becomes inequality (1.5) stated in Section Remark 2.3 Taking...