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arxiv: 0805.3832 · v1 · submitted 2008-05-25 · 🧮 math.SP · math.FA

Bi-isometries and commutant lifting

classification 🧮 math.SP math.FA
keywords pairsapproachbi-isometriesclassificationcommutantcommutingdescribedfunctional
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A new functional model for pairs of commuting isometries is described. Intertwining operators between such models are then studied in order to approach the classification of invariant subspaces of such pairs.

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