速降超可微函数的核性与时频分析
泛函分析
2022-12-29 v1
摘要
我们使用时频分析技术证明,对于每一个当t趋于无穷时满足ω(t)=o(t)的权函数ω,速降ω-超可微函数空间都是核空间。此外,我们证明,对于满足Komatsu经典条件(M1)的序列,当用范数定义时,Beurling型空间是核空间当且仅当Komatsu条件成立。
引用
@article{arxiv.1906.05171,
title = {Nuclearity of rapidly decreasing ultradifferentiable functions and time-frequency analysis},
author = {Chiara Boiti and David Jornet and Alessandro Oliaro and Gerhard Schindl},
journal= {arXiv preprint arXiv:1906.05171},
year = {2022}
}