%0 Journal Article %A Minghua Lin %T A norm inequality for positive block matrices %J Comptes Rendus. Mathématique %D 2018 %P 818-822 %V 356 %N 7 %I Elsevier %R 10.1016/j.crma.2018.05.006 %G en %F CRMATH_2018__356_7_818_0