A numerical radius inequality involving the generalized Aluthge transform
Volume 216 / 2013
Studia Mathematica 216 (2013), 69-75
MSC: Primary 47A10, 47A12, 47A30, 47A63; Secondary 15A60, 47B15, 47B49.
DOI: 10.4064/sm216-1-5
Abstract
A spectral radius inequality is given. An application of this inequality to prove a numerical radius inequality that involves the generalized Aluthge transform is also provided. Our results improve earlier results by Kittaneh and Yamazaki.
