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math.FA2019
A Note on Kantorovich and Ando Inequalities
Mohammad Sababheh, Hamid Reza Moradi, Ibrahim Halil Gümüş +1
The main goal of this exposition is to present further analysis of the Kantorovich and Ando operator inequalities. In particular, a new proof of Ando's inequality is given, a new n…
math.FA2019
Subadditive inequalities for operators
Hamid Reza Moradi, Zahra Heydarbeygi, Mohammad Sababheh
In this article, we present a new subadditivity behavior of convex and concave functions, when applied to Hilbert space operators. For example, under suitable assumptions on the sp…