Abstract
We establish a modified segment inequality on metric spaces that satisfy a generalized volume doubling property. This leads to Sobolev and Poincaré inequalities for such spaces. We also give several examples of spaces that satisfy the generalized doubling condition.
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Communicated by Robert E. Greene
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Hinde, C., Petersen, P. Generalized doubling meets Poincaré. J Geom Anal 17, 485–494 (2007). https://doi.org/10.1007/BF02922093
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DOI: https://doi.org/10.1007/BF02922093