Rudin's Submodules of $H^2({\mathbb{D}}^2)$

B. K. Das, Jaydeb Sarkar

Let $\{{\alpha }_n{\}}_{n\ge 0}$ be a sequence of scalars in the open unit disc of $\mathbb{C}$, and let $\{l_n{\}}_{n\ge 0}$ be a sequence of natural numbers satisfying $\sum_{n=0}^\infty (…