Extension of Euclidean operator radius inequalities

M. S. Moslehian, M. Sattari, K. Shebrawi

To extend the Euclidean operator radius, we define $w_p$ for an $n$-tuples of operators $(T_1,\dots ,T_n)$ in $\mathbb{B}(\mathcal{H})$ by $w_p(T_1,\ldots,T_n):= \sup_{\| x \| =1}…