Density of \(C_ 0^{\infty}({\mathbb{R}}^ N)\) in generalized Besov space \(B^{k,\Phi}({\mathbb{R}}^ N)\) (Q1089579)

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scientific article; zbMATH DE number 4004923
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Density of \(C_ 0^{\infty}({\mathbb{R}}^ N)\) in generalized Besov space \(B^{k,\Phi}({\mathbb{R}}^ N)\)
scientific article; zbMATH DE number 4004923

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    Density of \(C_ 0^{\infty}({\mathbb{R}}^ N)\) in generalized Besov space \(B^{k,\Phi}({\mathbb{R}}^ N)\) (English)
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    1986
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    The problem of density of \(C_ 0^{\infty}({\mathbb{R}}^ N)\) in the generalized Besov space \(B^{k,\Phi}({\mathbb{R}}^ N)\) is investigated. The positive result holds for a class of functions \(\Phi\) with parameter of the form \(\Phi (t,u)=\phi (p(t)u)\), where p is a function of the parameter t possessing some additional properties and \(\phi\) is a \(\phi\)- function without parameter.
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    Orlicz space
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    generalized Besov space
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