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Quasi-normal Family of Meromorphic Functions Whose Certain Type of Differential Polynomials Have No Zeros
Authors:Chang  Jian Ming
Institution:1.School of Mathematics and Statistics, Changshu Institute of Technology, Changshu, 215500, P. R. China
;2.School of Mathematical Sciences, Qufu Normal University, Qufu, 273165, P. R. China
;
Abstract:Acta Mathematica Sinica, English Series - Define the differential operators ?n for n ∈ ? inductively by ?1 f](z)= f (z) and $${\phi _{n + 1}}f](z) = f(z){\phi _n}f](z) + {d...
Keywords:
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