A new characterisation of the Eremenko-Lyubich class

Sixsmith, D. J. (2014). A new characterisation of the Eremenko-Lyubich class. Journal d'Analyse Mathematique, 123(1) pp. 95–105.

DOI: https://doi.org/10.1007/s11854-014-0014-9

Abstract

The Eremenko-Lyubich class of transcendental entire functions with a bounded set of singular values has been much studied. We give a new characterisation of this class of functions. We also give a new result regarding direct singularities which are not logarithmic.

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