Normality criteria for families of zero-free meromorphic functions (Q5895165)
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scientific article; zbMATH DE number 6617575
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Normality criteria for families of zero-free meromorphic functions |
scientific article; zbMATH DE number 6617575 |
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Normality criteria for families of zero-free meromorphic functions (English)
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17 August 2016
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Several results related to the normality of families of zero-free meromorphic functions are proved. In particular, the Heyman theorem on the zeroes of \(f^{(k)}(z) - 1\) is generalized to the case of coefficients of differential polynomials.
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meromorphic functions
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normal families
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Nevanlinna theory
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