The Dual of the Compressed Shift

M. C. Câmara, W. T. Ross

Source record

Source: Crossref

Published: Apr 17, 2020

DOI: 10.4153/s0008439520000260

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Source abstract

Abstract For an inner function u , we discuss the dual operator for the compressed shift $P_u S|_{{\mathcal {K}}_u}$ , where ${\mathcal {K}}_u$ is the model space for u . We describe the unitary equivalence/similarity classes for these duals as well as their invariant subspaces.

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