About One Extremal Problem for the Projections of Points on a Unit Circle

  • Andrey L. TargonskiiEmail author


Sharp estimates of a product of inner radii for pairwise disjoint domains are obtained. In particular, the extremal problem in the case of any finite number of free poles at the points on rays is solved.


Inner radius of a domain quadratic differential piecewise separating transformation Green function radial systems of points logarithmic capacity variational formula 


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Authors and Affiliations

  1. 1.Zhytomyr State University, Department of MathematicsZhytomyrUkraine

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