Numerical radius inequalities for 2 × 2 operator matrices

• Autorzy: Omar Hirzallah , Fuad Kittaneh , Khalid Shebrawi
• Języki publikacji: EN

Abstrakty

EN

We derive several numerical radius inequalities for 2 × 2 operator matrices. Numerical radius inequalities for sums and products of operators are given. Applications of our inequalities are also provided.

Kategorie tematyczne

• 47A30: Norms (inequalities, more than one norm, etc.)
• 15A60: Norms of matrices, numerical range, applications of functional analysis to matrix theory
• 47B15: Hermitian and normal operators (spectral measures, functional calculus, etc.)
• 47A63: Operator inequalities
• 47A12: Numerical range, numerical radius

• Wydawca: Institute of Mathematics Polish Academy of Sciences
• Czasopismo: Studia Mathematica
• Rocznik: 2012
• Tom: 210
• Numer: 2
• Strony: 99-115

Daty

wydano

2012

Twórcy

autor

Omar Hirzallah

• Department of Mathematics, Hashemite University, Zarqa, Jordan

autor

Fuad Kittaneh

• Department of Mathematics, University of Jordan, Amman, Jordan

autor

Khalid Shebrawi

• Department of Applied Sciences, Al-Balqa' Applied University, Salt, Jordan

Identyfikatory

DOI

10.4064/sm210-2-1