Journal of Mathematical Inequalities · Volume 2, Issue 3 A class of new trigonometric inequalities and their sharpenings 02-37 Pages 429-436 DOI 10.7153/jmi-02-37 Downloads Short PDF Full PDF PNG Authors Kun Zhu Hong Zhang Kaiqing Weng Keywords Schur-convexity majorization trigonometric inequality Subject classes 26D05 52A40