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    Article

    On the Cardinality of a Reduced Unique-Range Set

    Two meromorphic functions are said to share a set S ⊂ ℂ∪{∞} ignoring multiplicities (IM) if S has the same preimages under both functions. If any two nonconstant meromorphic functions sharing a set IM are identic...

    B. Chakraborty in Ukrainian Mathematical Journal (2021)

  2. Article

    Correction to: On the Cardinality of Unique Range Sets with Weight One

    To the article “On the Cardinality of Unique Range Sets with Weight One,” by B. Chakraborty and S. Chakraborty, Vol. 72, No. 7, pp. 1164–1174, December, 2020.

    B. Chakraborty, S. Chakraborty in Ukrainian Mathematical Journal (2021)

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    Article

    On the Cardinality of Unique Range Sets with Weight One

    Two meromorphic functions f and g are said to share a set S ⊂ ℂ∪ {∞} with weight l ∈ ℕ∪{0}∪{∞} if Ef (S, l) = Eg(S, l), where ...

    B. Chakraborty, S. Chakraborty in Ukrainian Mathematical Journal (2020)

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    Article

    Further results on uniqueness of derivatives of meromorphic functions sharing three sets

    In this paper we prove some uniqueness theorems concerning the derivatives of meromorphic functions when they share three sets. The obtained results improve some recent existing results.

    A. Banerjee, S. Majumder, B. Chakraborty in Journal of Contemporary Mathematical Analy… (2017)