Uniqueness of differential polynomials of meromorphic functions and small function sharing
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DOI: 10.1007/s13370-018-0640-y
Abstract: In the paper we study the uniqueness problem of certain differential polynomials generated by two meromorphic functions provided they share a small function along with some other conditions on the zeros and poles of the… read more here.
Keywords: meromorphic functions; polynomials meromorphic; small function; uniqueness differential ... See more keywords
Subordination Results for the Second-Order Differential Polynomials of Meromorphic Functions
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DOI: 10.3390/sym14122587
Abstract: The outcome of the research presented in this paper is the definition and investigation of two new subclasses of meromorphic functions. The new subclasses are introduced using a differential operator defined considering second-order differential polynomials… read more here.
Keywords: differential polynomials; order differential; polynomials meromorphic; second order ... See more keywords
Linear differential polynomials in zero-free meromorphic functions
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DOI: 10.5186/aasfm.2018.4348
Abstract: The paper determines all meromorphic functions with finitely many zeros in the plane having the property that a linear differential polynomial in the function, of order at least 3 and with rational functions as coefficients,… read more here.
Keywords: free meromorphic; meromorphic functions; zero free; polynomials zero ... See more keywords