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Between Sobolev and Poincar\'e

Probability 2015-01-06 v1 Functional Analysis

Abstract

We establish a family of functional inequalities interpolating between the classical logarithmic Sobolev and Poincar\'e inequalities. We prove that they imply the concentration of measure phenomenon intermediate between Gaussian and exponential. Our bounds are close to optimal.

Keywords

Cite

@article{arxiv.math/0003043,
  title  = {Between Sobolev and Poincar\'e},
  author = {Rafał Latała and Krzysztof Oleszkiewicz},
  journal= {arXiv preprint arXiv:math/0003043},
  year   = {2015}
}

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23 pages