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A Logarithmic Uncertainty Principle for Functions with Radial Symmetry

Functional Analysis 2025-08-13 v2 Mathematical Physics math.MP

Abstract

In this note, we prove a new uncertainty principle for functions with radial symmetry by differentiating a radial version of the Stein-Weiss inequality. The difficulty is to prove the differentiability in the limit of the best constant that, unlike the general case, it is not known.

Keywords

Cite

@article{arxiv.2307.06665,
  title  = {A Logarithmic Uncertainty Principle for Functions with Radial Symmetry},
  author = {Jacopo Bellazzini and Matteo Nesi},
  journal= {arXiv preprint arXiv:2307.06665},
  year   = {2025}
}

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10 pages