Original Article
Kyungpook Mathematical Journal 2011; 51(2): 195-204
Published online June 23, 2011
Copyright © Kyungpook Mathematical Journal.
On a Result of N. Terglane
Indrajit Lahiri, Goutam Kumar Ghosh
Department of Mathematics, University of Kalyani, West Bengal 741235, India, Department of Mathematics, G.M.S.M. Mahavidyalaya, Bireswarpur, South 24 Par- ganas, India
Received: June 23, 2011; Revised: June 23, 2011; Accepted: June 23, 2011
We prove a uniqueness theorem for meromorphic functions sharing three weighted values, which improves a result given by N. Terglane in 1989 and a result given by X. M. Li and H. X. Yi in 2003. Some examples are provided to show that the result of the paper is best possible.
Keywords: Meromorphic function, Uniqueness, Weighted sharing, Small function