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非线性费米子系统的基态:从幂律相互作用到对数Sobolev不等式

Ground States of Nonlinear Fermionic Systems: From Power-Law Interactions to Logarithmic Sobolev Inequality

Bin Chen, Yujin Guo, Yong Luo, Zhenya Yan

arXiv 2609.14568首次发表:更新:

发表机构

Academy of Mathematics and Systems Science, Chinese Academy of Sciences; Central China Normal University; School of Mathematics and Information Science, Zhongyuan University of Technology; State Key Laboratory of Mathematical Sciences, Academy of Mathematics and Systems Science, Chinese Academy of Sciences; School of Mathematical Sciences, University of Chinese Academy of Sciences(中国科学院数学与系统科学研究院; 华中师范大学; 中原工学院数学与信息科学学院; 中国科学院数学与系统科学研究院数学科学国家重点实验室; 中国科学院大学数学科学学院)

机构由 AI 辅助整理,请以论文原文为准。

AI 中文总结

本文研究双分量对数费米子系统的基态,证明其是幂律系统在p趋近1时的L^∞极限,并建立正交函数的锐利对数Sobolev不等式。

AI 中文摘要

我们考虑在$\mathbb{R}^d$(其中$d\ge 1$为任意维数)中的双分量对数费米子系统的基态。我们证明,在平移和缩放的意义下,对数系统的基态是当$p\searrow 1$时双分量$2p-1$幂律费米子系统基态的$L^\infty$极限。作为副产品,我们还建立了$\mathbb{R}^d$中正交函数的一个锐利对数Sobolev不等式,其优化元在缩放意义下是对数系统相关的约束变分问题的极小元。

英文摘要

We consider ground states of a two-component logarithmic fermionic system in $\mathbb{R}^d$, where $d\ge 1$ is arbitrary. We prove that up to translations and scalings, ground states of the logarithmic system are the $L^\infty $-limits of ground states for a two-component $2p-1$ power-law fermionic system as $p\searrow 1$. As a byproduct, we also establish a sharp logarithmic Sobolev inequality for orthonormal functions in \(\mathbb{R}^d\), whose optimizers are, up to scalings, the minimizers of a constraint variational problem associated with the logarithmic system.

论文原文

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