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On a functional inequality - MaRDI portal

On a functional inequality (Q579548)

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scientific article; zbMATH DE number 4015337
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On a functional inequality
scientific article; zbMATH DE number 4015337

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    On a functional inequality (English)
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    1987
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    The author proves that the only entire solutions \(\phi\) : \(C\to C\) of the functional inequality \(| \phi (rz)| \geq r| \phi (z)|\), where \(r>1\) is a fixed real number, are the monomials \(\phi (z)=cz^ n\).
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    entire solutions
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