English

Bellman VS Beurling: sharp estimates of uniform convexity for $L^p$ spaces

Classical Analysis and ODEs 2016-04-07 v1 Differential Geometry Functional Analysis

Abstract

We obtain the classical Hanner inequalities by the Bellman function method. These inequalities give sharp estimates for the moduli of convexity of Lebesgue spaces. Easy ideas from differential geometry help us to find the Bellman function using neither "magic guesses" nor calculations.

Keywords

Cite

@article{arxiv.1405.6229,
  title  = {Bellman VS Beurling: sharp estimates of uniform convexity for $L^p$ spaces},
  author = {Paata Ivanisvili and Dmitriy M. Stolyarov and Pavel B. Zatitskiy},
  journal= {arXiv preprint arXiv:1405.6229},
  year   = {2016}
}

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11 pages