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Essential inequalities for means - MaRDI portal

Essential inequalities for means (Q921134)

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scientific article; zbMATH DE number 4165207
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Essential inequalities for means
scientific article; zbMATH DE number 4165207

    Statements

    Essential inequalities for means (English)
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    1990
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    Für Mittelwerte \(M_ 1,...,M_ k\), die für beliebig viele Zahlen eines reellen Intervals I definiert sind, nennt der Verf. die Ungleichung \[ F(M_ 1(x_ 1,...,x_ n),...,M_ k(x_ 1,...,x_ n))\geq 0\text{ (für alle }n\in {\mathbb{N}},\quad x_ j\in I,\quad j=1,...,n) \] wesentlich, wenn aus ihr \(F(u_ 1,...,u_ k)\geq 0\) für alle sinngemäßen \(u_ 1,...,u_ k\) folgt. Ungleichungen zwischen Potenzmitteln und quasiarithmetischen Mitteln werden bezüglich Wesentlichkeit geprüft.
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    power means
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    quasiarithmetic means
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    essential inequalities
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    Hahn-Banach- Minkowski separation theorem
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    supremum
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