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arXiv 2009.07035math.APmath.FA
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分数阶Orlicz-索伯列夫空间中的Hardy和Poincaré不等式

Hardy and Poincaré inequalities in fractional Orlicz-Sobolev spaces

Kaushik Bal, Kaushik Mohanta, Prosenjit Roy, Firoj Sk

摘要:

在分数阶Orlicz-Sobolev背景下,给出了边界Hardy不等式在有界Lipschitz域、点的补域(所谓点Hardy不等式)、Lipschitz函数图上的域、有界Lipschitz域的补域中成立的充分条件.由此得到了有界Lipschitz域上区域分数阶Orlicz Poincaré不等式成立的充分条件.对于有界Lipschitz域,给出了分数阶Orlicz Hardy不等式和区域分数阶Orlicz Poincaré不等式的必要条件.给出了开集上分数阶Orlicz Poincaré不等式和区域分数阶Orlicz Poincaré不等式成立的各种充分条件.

英文摘要:

We provide sufficient conditions for boundary Hardy inequality to hold in bounded Lipschitz domains, complement of a point (the so-called point Hardy inequality), domain above the graph of a Lipschitz function, the complement of a bounded Lipschitz domain in fractional Orlicz-Sobolev setting. As a consequence, we get sufficient conditions for regional fractional Orlicz Poincaré inequality in bounded Lipschitz domains. Necessary conditions for fractional Orlicz Hardy and regional fractional Orlicz Poincaré inequalities are also given for bounded Lipschitz domains. Various sufficient conditions on open sets are provided for fractional Orlicz Poincaré inequality and regional fractional Orlicz Poincaré inequality to hold.

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