Taiwanese Journal of Mathematics, Vol. 24, No. 2 (April 2020), pp. 355-376 (22 pages) Let H(𝔻) denote the space of holomorphic functions on the unit disk 𝔻 of ℂ, ψ, φ ∈ H(𝔻), φ(𝔻) ⊂ 𝔻 and n ∈ ℕ ∪ ...
We consider the multiplication operators on 𝓗𝓔 (the space of functions of finite energy supported on an infinite network), characterize them in terms of positive semidefinite functions. We show why ...