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Demonstrates uniqueness results for meromorphic functions sharing values with their first derivative, implying insights into their behavior.
We consider uniqueness results for meromorphic functions f :C→ C f : C → C ^ such that for certain values a ∈ C a ∈ C the implication f(z)=a ⇒ f'(z)=a f ( z ) = a ⇒ f ′ ( z ) = a holds, i.e. that f and $$f'$$ f ′ share values partially . In particular, we give a result for four partially shared values.
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Sauer et al. (2026) studied this question.
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