Coverings of Vertical Segments under a Conformal Mapping
Hayman's conjecture about covering of vertical intervals under regular mappings is proved.
math.CV↗
arXiv subjects
Publications and source records attributed to Vladimir Dubinin.
Hayman's conjecture about covering of vertical intervals under regular mappings is proved.
We consider an extremal problem for polynomials, which is dual to the well-known Smale mean value problem. We give a rough estimate depending only on the degree.