Abstract
In this article, the Landau-type theorems of -harmonic mappings or log-
-harmonic mappings are provided. The results, presented in this article, improve the related results of Li and Wang, and Chen et al.
Acknowledgements
The authors are grateful to the anonymous referees for making many suggestions that improved the readability of this paper.
Notes
Dedicated to Professor Wei Lin on the occasion of his 80th birthday.