Numerical radius inequalities for operator matrices

A numerical radius inequality and an estimate for the numerical radius of the Frobenius companion matrix

Fuad Kıttaneh · Studia Mathematica · 2003 · 303 citations · Full text

Computing, Computer Science, Algorithms +6

On upper and lower bounds of the numerical radius and an equality condition

Takeaki Yamazaki · Studia Mathematica · 2007 · 233 citations · Full text

Natural Sciences, Computer Science, Number Theory +3

Norm inequalities of positive operator matrices

Jinchuan Hou, Hong-Ke Du · Integral Equations and Operator Theory · 1995 · 94 citations

Natural Sciences, Industrial Engineering, Norm-referenced Assessment +8

A numerical radius inequality involving the generalized Aluthge transform

Amer Abu Omar, Fuad Kıttaneh · Studia Mathematica · 2013 · 52 citations · Full text

Natural Sciences, Computer Science, Optimization +1

A survey of some recent inequalities for the norm and numerical radius of operators in Hilbert spaces

Sever S Dragomir · Banach Journal of Mathematical Analysis · 2007 · 46 citations · Full text

Natural Sciences, Mathematics, Applied Mathematics +14