Concepedia
Commentarii Mathematici Helvetici · 1965 · 122 citations · 2 references
Function TheoryComplex Function TheorySpherical Derivative
2
The spherical derivative of meromorphic functions in the neighbourhood of an isolated singularity
Olli Lehto · Commentarii Mathematici Helvetici · 1959 · 55 citations
Isolated Singularity, Meromorphic Functions, Complex Function Theory +1
A characterization of the maximum modulus of functions regular at the origin
W. K. Hayman · Journal d Analyse Mathématique · 1951 · 22 citations
Function Theory, Modulus Problem, Functional Analysis +1