Rosenthal's inequalities: $\Delta -$norms and quasi-Banach symmetric sequence spaces

Yong Jiao, Guangheng Xie, Fedor Sukochev +1

Let $X$ be a symmetric quasi-Banach function space with Fatou property and let $E$ be an arbitrary symmetric quasi-Banach sequence space. Suppose that $(f_k{)}_{k\ge 0}\subset X$ is…