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math.FA2023
Advancement of numerical radius inequalities of operator and product of operators
Raj Kumar Nayak
In this article, we proved upper bounds for numerical radius of bounded linear operator and product of operators which generalize and improve existing inequalities. We also obtain…
math.FA2023★ 2 cited
Weighted numerical radius inequalities for operator and operator matrices
Raj Kumar Nayak
The concepts of weighted numerical radius has been defined in recent times. In this article, we obtain several upper bound for weighted numerical radius of operators and $2 \times…