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Extremal problems in the class of delta-subharmonic functions of finite order in a half-plane. (Russian, English) Zbl 1042.31001

Sib. Mat. Zh. 43, No. 5, 1095-1101 (2002); translation in Sib. Math. J. 43, No. 5, 882-887 (2002).
Summary: We obtain exact lower bounds of the upper limits of ratios of the Nevanlinna characteristics of a delta-subharmonic function in the upper half-plane.

MSC:

31A05 Harmonic, subharmonic, superharmonic functions in two dimensions
30D35 Value distribution of meromorphic functions of one complex variable, Nevanlinna theory
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