Abstract
Let f be a transcendental meromorphic function. We propose a number of results concerning zeros and fixed points of the difference g(z) = f(z + c) − f(z) and the divided difference g(z)/f(z).
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This project was supported by the Brain Pool Program of Korean Federation of Science and Technology Societies (No: 072-1-3-0164) and by the National Natural Science Foundation of China (No: 10871076). The second author was supported by the Korea Research Foundation(KRF) grant funded by the Korea government(MEST) (No. 2009-0074210).
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Chen, ZX., Shon, K.H. Properties of differences of meromorphic functions. Czech Math J 61, 213–224 (2011). https://doi.org/10.1007/s10587-011-0008-z
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DOI: https://doi.org/10.1007/s10587-011-0008-z