Operators and Matrices · Volume 15, Issue 4 Revisiting the Grüss inequality 15-86 Pages 1379-1392 DOI 10.7153/oam-2021-15-86 Downloads Short PDF Full PDF PNG Authors Hamid Reza Moradi Shigeru Furuichi Zahra Heydarbeygi Mohammad Sababheh Keywords Grüss inequality arithmetic mean geometric mean matrix mean Subject classes 47A63 26D15 47A12 47A30 47A64