# Matematychni Studii Vol. 48, No.1, 2017

## CONTENTS

 Title 1
 Contents 2
 On the automorphism group of the superextension of a semigroup Gavrylkiv V. M. 3
 Starlike and convexity properties for $p$-valent solutions of the Shah differential equation Sheremeta M. M., Trukhan Yu. S. 14
 Prime ends in the Sobolev mapping theory on Riemann surfaces Ryazanov V., Volkov S. 24
 Analytic functions in the unit ball of bounded $\mathbf{L}$-index: asymptotic and local properties Bandura A. I., Skaskiv O. B. 37
 Hahn's pairs and zero inverse problem (in Ukrainian) Maslyuchenko V. K., Mel'nyk V. S., Voloshyn H. A. 74
 On the theme of Le Page (in French) Oudadess M. 82
 An iterative method for solving nonlinear least squares problems with nondifferentiable operator Shakhno S. M., Iakymchuk R. P., Yarmola H. P. 97

## RESEARCH ANNOUNCEMENTS

 On bonding of some bitopological notions Mukharjee A., Roy Choudhury A. 108

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