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math.FA2015
An inequality for t-geometric means
Dinh Trung Hoa
In this note we prove an inequality for t-geometric means that immediately implies the recent results of Audenaert [2] and Hayajneh-Kittaneh [6].
math.FA2015
On characterization of operator monotone functions
Dinh Trung Hoa
In this paper, we will show a new characterization of operator monotone functions by a matrix reverse Cauchy inequality.