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Takeaki Yamazaki

8 articles

Showing 1-8 of 8

Article Title Journal Published
MIA-24-28 Joint numerical radius of spherical Aluthge transforms of tuples of Hilbert space operators
Kais Feki, Takeaki Yamazaki
MIA
Mathematical Inequalities & Applications
Volume 24, Issue 2
04/2021
MIA-21-13 Upper and lower bounds, and operator monotonicity of an extension of the Petz-Hasegawa function
Takayuki Furuta, Masatoshi Ito, Takeaki Yamazaki, Masahiro Yanagida
MIA
Mathematical Inequalities & Applications
Volume 21, Issue 1
01/2018
OaM-06-39 The Riemannian mean and matrix inequalities related to the Ando-Hiai inequality and chaotic order
Takeaki Yamazaki
OaM
Operators and Matrices
Volume 6, Issue 3
09/2012
MIA-03-28 Further characterizations of chaotic order via Specht's ratio
Takeaki Yamazaki
MIA
Mathematical Inequalities & Applications
Volume 3, Issue 2
04/2000
MIA-03-11 On powers of class A(k) operators including p-hyponormal and log-hyponormal operators
Takeaki Yamazaki
MIA
Mathematical Inequalities & Applications
Volume 3, Issue 1
01/2000
MIA-03-10 An extension of Specht's theorem via Kantorovich inequality and related results
Takeaki Yamazaki
MIA
Mathematical Inequalities & Applications
Volume 3, Issue 1
01/2000
MIA-02-37 Simplified proof of Tanahashi's result on the best possibility of generalized Furuta inequality
Takeaki Yamazaki
MIA
Mathematical Inequalities & Applications
Volume 2, Issue 3
07/1999
MIA-01-10 Operator functions implying generalized Furuta inequality
Takayuki Furuta, Takeaki Yamazaki, Masahiro Yanagida
MIA
Mathematical Inequalities & Applications
Volume 1, Issue 1
01/1998