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math.FA2014
The Zak transform and the structure of spaces invariant by the action of an LCA group
Davide Barbieri, Eugenio Hernández, Victoria Paternostro
We study closed subspaces of , where is a -finite measure space, that are invariant under the unitary representation associated to a measurable action of a disc…
math.FA2014
Linear combinations of generators in multiplicatively invariant spaces
Victoria Paternostro
Multiplicatively invariant (MI) spaces are closed subspaces of that are invariant under multiplications of (some) functions in . In this paper w…