Journal of Mathematical Inequalities · Volume 12, Issue 1 Matrix Richard inequality via the geometric mean 12-08 Pages 107-111 DOI 10.7153/jmi-2018-12-08 Downloads Short PDF Full PDF PNG Authors Masayuki Fujimoto Yuki Seo Keywords Buzano inequality matrix geometric mean Richard inequality Cauchy-Schwarz inequality Subject classes 15A45 47A64