\mathbb{Q}_\alpha^\sharp-bounded composition maps on normal classes


Abstract


This note gives a function-theoretic characterization of composition maps sending (meromorphic) normal classes to their Möbius invariant subclasses.


DOI Code: 10.1285/i15900932v20n1p65

Keywords: Composition maps; Bounded ness; $mathcal {N}$; $mathcal{Q}#alpha$

Classification: 47B33; 30D45

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