Abstract
The object of the present paper is to investigate a sucient condition and an angular estimation for -like functions. Our result contains the previous results as special cases.
Citation
Nak Eun Cho. Ji A Kim. "ON A SUFFICIENT CONDITION AND AN ANGULAR ESTIMATION FOR $\Phi$-LIKE FUNCTIONS." Taiwanese J. Math. 2 (4) 397 - 403, 1998. https://doi.org/10.11650/twjm/1500407012
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