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math.FA2026
Variations on two Cabrelli's works
Elona Agora, Jorge Antezana, Diana Carbajal
In this paper we present two different problems within the framework of shift-invariant theory. First, we develop a triangular form for shift-preserving operators acting on finitel…
math.FA2025
Characterization of multipliers on vector-valued Hardy spaces
Jorge Antezana, Daniel Carando, Tomás Fernández Vidal +1
This work characterizes the multipliers on vector-valued Hardy spaces over the infinite polydisk and the infinite polytorus, as well as in the context of Dirichlet series. Unlike t…