Mathematical Inequalities & Applications · Volume 11, Issue 4 A general form of Jordan's inequalities and its applications 11-55 Pages 655-665 DOI 10.7153/mia-11-55 Downloads Short PDF Full PDF PNG Authors Ling Zhu Keywords lower and upper bounds Jordan's inequalities spherical Bessel functions infinite series Kober's double inequality Subject classes 26E60 26D07 33C10