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math.FA2022
Frames by orbits of two operators that commute
A. Aguilera, C. Cabrelli, D. Carbajal +1
Frames formed by orbits of vectors through the iteration of a bounded operator have recently attracted considerable attention, in particular due to its applications to dynamical sa…
math.FA2022★ 3 cited
Reducing and Invariant subspaces under two commuting shift operators
Alejandra Aguilera, Carlos Cabrelli, Diana Carbajal +1
In this article, we characterize reducing and invariant subspaces of the space of square integrable functions defined in the unit circle and having values in some Hardy space with…