A remark on an areally meanp-valent function
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We bring an example which shows that in a theorem due to Cartwright, Spencer and Hayman concerning areally meanp-valent functions a multiplicative constant cannot be reduced to 1. (This is possible in the corresponding theorem for circumferentially meanp-valent functions).
KeywordsGroup Theory Similar Consideration Multiplicative Constant Versus Abstract
- 1.Hayman, W. K.Multivalent functions 1st ed., Cambridge University Press (1958).Google Scholar