Journal of Mathematical Inequalities · Volume 6, Issue 4 On monotonicity of some operator functions related to order preserving operator inequalities 06-55 Pages 579-587 DOI 10.7153/jmi-06-55 Downloads Short PDF Full PDF PNG Authors Tatsuya Koizumi Keiichi Watanabe Keywords Löwner-Heinz inequality Furuta inequality order preserving operator inequality Subject classes 47A63