Agler-Commutant Lifting on an Annulus
classification
🧮 math.FA
math.OA
keywords
annulusfunctionsliftingspacetestagler-commutantcommutantdetermined
read the original abstract
The main result is a test function style commutant lifting theorem for an annulus A. The test functions are the minimal inner functions for A. The model space is the Sarason Hardy Hilbert space for A uniquely determined by the fact that its reproducing kernel has no zeros.
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