An improvement of the Kolmogorov-Riesz compactness theorem
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🧮 math.FA
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improvementkolmogorov-rieszresultshortclassicalcompactcompactnessimportant
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The purpose of this short note is to provide a new and very short proof of a result by Sudakov, offering an important improvement of the classical result by Kolmogorov-Riesz on compact subsets of Lebesgue spaces.
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