Journal of Mathematical Inequalities · Volume 17, Issue 1 Functional bounds for Exton's double hypergeometric X function 17-18 Pages 259-267 DOI 10.7153/jmi-2023-17-18 Downloads Short PDF Full PDF PNG Authors Dragana Jankov Maširević Tibor K. Pogány Keywords modified Bessel functions of the first kind McKay Iν Bessel distribution Grünwald-Letnikov fractional derivative incomplete Lipschitz-Hankel integral Exton X function Srivastava-Daoust 𝒮 function functional bounding inequality Subject classes 26D15 33C10 33C70 33E20 60E05