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Normal Families of Meromorphic Functions Concerning Zero Numbers

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Abstract

In this paper, we study the problem of normality of meromorphic functions with multiple values and obtain three normality criteria. Examples are given to illustrate that the conditions in our results are necessary.

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Funding

The research was supported by the Natural Science Foundation of Fujian Province, China (grant no. 2018J01658) and by the Key Laboratory of Applied Mathematics of Fujian Province University (Putian University) (grant no. SX201801).

Author information

Authors and Affiliations

  1. Fujian Normal University, Fuzhou, China

    Xiao-Hua Cai & Jun-Fan Chen

  2. Fujian Province University, Fujian, Putian, China

    Jun-Fan Chen

Authors
  1. Xiao-Hua Cai
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  2. Jun-Fan Chen
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Corresponding authors

Correspondence to Xiao-Hua Cai or Jun-Fan Chen.

Additional information

MSC2010 numbers: 30D45; 30D30

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Cai, XH., Chen, JF. Normal Families of Meromorphic Functions Concerning Zero Numbers. J. Contemp. Mathemat. Anal. 55, 54–66 (2020). https://doi.org/10.3103/S1068362320010021

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  • DOI: https://doi.org/10.3103/S1068362320010021

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