Locally univalent approximations of analytic functions
: Rahim Kargar, Nicolae R. Pascu, Ali Ebadian
Publisher: Elsevier
: 2017
: Journal of Mathematical Analysis and Applications
: J. Math. Anal. Appl.
: 453
: 2
: 1005
: 1021
: 0022-247X
DOI: https://doi.org/https://doi.org/10.1016/j.jmaa.2017.04.054
: https://www.sciencedirect.com/science/article/abs/pii/S0022247X17304171
In the present paper, we introduce a measure of the non-univalency of an analytic function, and we use it in order to find the best approximation of analytic function by a locally univalent normalized analytic function.