International Journal of Mathematics and Mathematical Sciences
Volume 2010 (2010), Article ID 507454, 11 pages
Research Article

Unicity of Meromorphic Function Sharing One Small Function with Its Derivative

1Department of Mathematics, Shandong University, Jinan, Shandong 250100, China
2Department of Mathematics, Xinxiang University, Xinxiang, Henan 453002, China

Received 26 October 2009; Revised 2 February 2010; Accepted 3 February 2010

Academic Editor: Stanisława R. Kanas

Copyright © 2010 Ang Chen et al. 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.


We deal with the problem of uniqueness of a meromorphic function sharing one small function with its k's derivative and obtain some results.