English

On a Theorem of Schwick

Complex Variables 2024-02-20 v2

Abstract

Let D be a domain, n, k be positive integers and n >= K+3. Let F be a family of functions meromorphic in D. If each f in F satisfies (f^n)^(k) not equal to 1 for z in D, then F is normal family. This result was proved by Schwick. In this paper we extend this result.

Keywords

Cite

@article{arxiv.1403.1447,
  title  = {On a Theorem of Schwick},
  author = {Gopal Datt and Sanjay Kumar},
  journal= {arXiv preprint arXiv:1403.1447},
  year   = {2024}
}

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R2 v1 2026-06-22T03:21:35.670Z