International Journal of Mathematics and Mathematical Sciences
Volume 10 (1987), Issue 3, Pages 491-494
doi:10.1155/S0161171287000577

Typically real functions and typically real derivatives

S. Y. Trimble1,2

1Department of Mathematics, University of Missourl-Rolla, Rolla 65401, Missouri, USA
2Texas Tech University, Lubbock 79409, Texas, USA

Received 19 September 1985

Copyright © 1987 S. Y. Trimble. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Abstract

Sufficient conditions, in terms of typically real derivatives, are given which force functions to be univalent.