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Compactness of embeddings of sobolev type on metric measure spaces

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We establish conditions for the compactness of embeddings for some classes of functions on metric space with measure satisfying the duplication condition. These classes are defined in terms of the L p-summability of maximal functions measuring local smoothness.

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Correspondence to I. A. Ivanishko.

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Original Russian Text © I. A. Ivanishko, V. G. Krotov, 2009, published in Matematicheskie Zametki, 2009, Vol. 86, No. 6, pp. 829–844.

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Ivanishko, I.A., Krotov, V.G. Compactness of embeddings of sobolev type on metric measure spaces. Math Notes 86, 775–788 (2009). https://doi.org/10.1134/S0001434609110200

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