Multiplicative properties of real functions with applications to classical functions (Q1972866)

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scientific article; zbMATH DE number 1436171
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Multiplicative properties of real functions with applications to classical functions
scientific article; zbMATH DE number 1436171

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    Multiplicative properties of real functions with applications to classical functions (English)
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    2 March 2001
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    The authors offer relations between geometrically convex [see e.g. \textit{D. Gronau} and \textit{J. Matkowski}, Math. Pannonica 4, No. 2, 153-160 (1993; Zbl 0791.33002)], convex, piecewise sub- and superadditive, sub- and supermultiplicative, monotonic and \(C^2\) functions, in particular for the gamma, zeta, logarithm and trigonometric functions, with applications to inequalities.
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    subadditivity
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    monotonicity
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    inequalities
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    trigonometric functions
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    geometric convexity
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    superadditivity
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    submultiplicativity
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    supermultiplicativity
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    gamma function
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    zeta function
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    logarithm function
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