8 citations · 14 across the 9 of their papers we have counts for
Showing 2023Show all
3 papers · 1 filter
math.FA2023★ 2 cited
Schatten class composition operators on the Hardy space of Dirichlet series and a comparison-type principle
Frédéric Bayart, Athanasios Kouroupis
We give necessary and sufficient conditions for a composition operator with Dirichlet series symbol to belong to the Schatten classes of the Hardy space of Di…
math.CV2023★ 4 cited
An extension of Bohr's theorem
Ole Fredrik Brevig, Athanasios Kouroupis
The following extension of Bohr's theorem is established: If a somewhere convergent Dirichlet series has an analytic continuation to the half-plane $\mathbb{C}_θ= \{s = σ+it\,:…
math.NT2023
A note on Bohr's theorem for Beurling integer systems
Frederik Broucke, Athanasios Kouroupis, Karl-Mikael Perfekt
Given a sequence of frequencies , a corresponding generalized Dirichlet series is of the form . We are interested in multiplicati…