On an extreme point conjecture for concave functions |
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| Authors: | S Ponnusamy K -J Wirths |
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| Institution: | 1.Department of Mathematics,Indian Institute of Technology Madras,Chennai,India;2.Institut für Analysis,TU Braunschweig,Braunschweig,Germany |
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| Abstract: | Let CO(A), A ∈ (1; 2], denote the family of concave univalent functions in the unit disk ⅅ with opening angle at infinity bounded by πA. We prove a weak form of a conjecture on the extreme points of clco CO(A) from the paper in Indian J. Math. 50, 339–349 (2008). |
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