On a functional equation occurring in astrophysics.
Kuczma, M. (1992)
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Kuczma, M. (1992)
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Z. Krzeszowiak-Dybiec (1980)
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Z. Krzeszowiak-Dybiec (1980)
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Katarzyna Sajbura (2005)
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Our aim is to study continuous solutions φ of the classical linear iterative equation φ(f(x,y)) = g(x,y)φ(x,y) + h(x,y), where the given function f is defined as a pair of means. We are interested in the case when f has no fixed points. In turns out that in such a case continuous solutions of (1) depend on an arbitrary function.
Ž. Mijajlović (1972)
Publications de l'Institut Mathématique
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Marek Kuczma (1979)
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J. Aczél (1964)
Publications de l'Institut Mathématique [Elektronische Ressource]
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Hakl, R. (2000)
Memoirs on Differential Equations and Mathematical Physics
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J. Matkowski (1973)
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H. Światak (1967)
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K. Urbanik (1957)
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Ferreira, A.V. (1967)
Portugaliae mathematica
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D. Czaja-Pośpiech, M. Kuczma (1970)
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Karol Baron, Roman Ger (1973)
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