2 papers
math.FA2022
Characterizations of functions in wandering subspaces of the Bergman Shift via the Hardy space of the Bidisc
Shunhua Sun, Anjian Xu
Let be the corresponding wandering subspace of an invariant subspace of the Bergman shift. By identifying the Bergman space with , a su…
math.FA2009
Multiplication operators on the Bergman space via analytic continuation
Ronald G. Douglas, Shunhua Sun, Dechao Zheng
In this paper, using the group-like property of local inverses of a finite Blaschke product , we will show that the largest -algebra in the commutant of the multiplication…