Sets non-thin at \(\infty \) in \(\mathbb C^m\) (Q1025029)
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scientific article; zbMATH DE number 5566252
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Sets non-thin at \(\infty \) in \(\mathbb C^m\) |
scientific article; zbMATH DE number 5566252 |
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Sets non-thin at \(\infty \) in \(\mathbb C^m\) (English)
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18 June 2009
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Let \(E\) be a closed subset of \(\mathbb C^m.\) The author proves the following two results. Theorem 2. \(E\) is non-thin at \(\infty\) iff \[ \limsup_{n \to \infty} |P_n (z)|^{1/k_n} \leq 1,\;\forall z \in E, \] implies the correctness of this inequality for all \(z \in \mathbb C^m.\) Here, \(\{P_n\}\) is a sequence of polynomials and \(k_n \geq \deg P_n.\) Theorem 3. The pluricomplex Green function \(V_E (z)\) of the set \(E\) with pole at infinity is equal to zero identically iff any open neighborhood of \(E\) is non-thin at \(\infty.\)
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growth of entire functions
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non-thin at infinity
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pluricomplex Green function
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Robin constant
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Siciak extremal function
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