Título: | Refinements of the Heinz inequalities for matrices |
Autores: |
Yan, Yanxiong Feng, Yuming Chen, Guiyun |
Fecha: | 2014-01-31 |
Publicador: | BioMed Central Ltd. |
Fuente: |
Ver documento |
Tipo: | Research |
Tema: | convex function, Heinz inequality, Hermite-Hadamard inequality, unitarily invariant norm |
Descripción: | Abstract This article aims to discuss Heinz inequalities involving unitarily invariant norms. We use a similar method to (Feng in J. Inequal. Appl. 2012:18, 2012; Wang in J. Inequal. Appl. 2013:424, 2013) and we get different refinements of the Heinz inequalities for matrices. Our results are better than some given in (Kittaneh in Integral Equ. Oper. Theory 68:519-527, 2010) and they are different from (Feng in J. Inequal. Appl. 2012:18, 2012; Wang in J. Inequal. Appl. 2013:424, 2013). |
Idioma: | Inglés |