@article{paperid:1053911, author = {Sal Moslehian, Mohammad and Xiaohui Fu}, title = {Squaring operator Polya--Szego and Diaz--Metcalf type inequalities}, journal = {Linear Algebra and its Applications}, year = {2016}, volume = {491}, number = {1}, month = {January}, issn = {0024-3795}, pages = {73--82}, numpages = {9}, keywords = {Operator inequality; Pólya–Szegö inequality; Diaz--Metcalf type inequality; positive linear map; geometric mean}, }