Mathematical Inequalities & Applications · Volume 18, Issue 4 Some characterizations of inner product spaces by inequalities 18-107 Pages 1375-1385 DOI 10.7153/mia-18-107 Downloads Short PDF Full PDF PNG Authors Dan Ş. Marinescu Mihai Monea Marian Stroe Keywords characterization of inner product spaces norm inequality convex function Wright-convex function Subject classes 46C15