平均振荡消失与重排的连续性
泛函分析
2023-04-10 v1
摘要
我们研究了 VMO 中函数的递减重排,并证明对于可重排函数,映射 f -> f* 保持平均振荡消失。此外,作为 BMO 上的映射,它虽然有界但不连续,但在 VMO 中的点处(在一定条件下)是连续的。该结论同样适用于对称递减重排。文中包含了许多例子以说明这些结果。
引用
@article{arxiv.2201.05130,
title = {Vanishing Mean Oscillation and Continuity of Rearrangements},
author = {Almut Burchard and Galia Dafni and Ryan Gibara},
journal= {arXiv preprint arXiv:2201.05130},
year = {2023}
}
备注
21 pages, 4 figures. This paper comprises parts of our previous article arXiv:2011.09111v1 (specifically Theorem 1.3, and Sections 3 and 6), which were cut from the subsequent version arXiv:2011.09111v2