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Composition Operators and Rational Inner Functions II: Boundedness between two different Bergman Spaces

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arxiv 2509.04366 v1 pith:MBKZDFYZ submitted 2025-09-04 math.CV

Composition Operators and Rational Inner Functions II: Boundedness between two different Bergman Spaces

classification math.CV
keywords betacompositionfunctionsinnermathbbrationalassumptionbergman
verification ladder T0 review T1 audit T2 compute T3 formal T4 reserved
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In this note we provide a sufficient condition on when the composition operator $C_{\Phi}:A^2_{a}(\mathbb{D}^2)\to A^2_{\beta}(\mathbb{D}^2)$ is bounded, whenever $a\ge-1$ and $\beta$ is positive, with the assumption that $\Phi$ is induced by non-smooth Rational Inner Functions.

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Cited by 1 Pith paper

Reviewed papers in the Pith corpus that reference this work. Sorted by Pith novelty score.

  1. Compactness of composition operator on weighted Bergman spaces of the polydisc

    math.FA 2026-06 unverdicted novelty 4.0

    Proves compactness criterion for composition operators on weighted Bergman spaces of the polydisc using only the distinguished boundary, with geometric characterizations for beta > d-3.