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Kais Feki

5 articles

Showing 1-5 of 5

Article	Title	Journal	Published
JMI-20-47	Mathematical inequalities for symmetric means and their fractional calculus generalizations Salma Aljawi, Kais Feki, Shigeru Furuichi	Journal of Mathematical Inequalities	Volume 20, Issue 2 06/2026
OaM-19-12	On closed range operators and their characterization via p-Schatten ideals Najla Altwaijry, Cristian Conde, Kais Feki, Shigeru Furuichi	Operators and Matrices	Volume 19, Issue 2 06/2025
JMI-18-60	Novel bounds for the Euclidean operator radius of Hilbert space operator pairs Najla Altwaijry, Sever Silvestru Dragomir, Kais Feki	Journal of Mathematical Inequalities	Volume 18, Issue 3 09/2024
OaM-15-70	Spherical symmetry of some unitary invariants for commuting tuples Sameer Chavan, Kais Feki	Operators and Matrices	Volume 15, Issue 3 09/2021
MIA-24-28	Joint numerical radius of spherical Aluthge transforms of tuples of Hilbert space operators Kais Feki, Takeaki Yamazaki	Mathematical Inequalities & Applications	Volume 24, Issue 2 04/2021