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arXiv 2201.11437math.FA
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含两个Hardy积分算子迭代的加权不等式

Weighted inequalities involving iteration of two Hardy integral operators

Amiran Gogatishvili, Tuğçe Ünver

摘要:

设$1\leq p <\infty$和$0 < q,r < \infty$。我们刻画了Hardy算子\begin{equation*} \bigg(\int_a^b \bigg(\int_a^x \bigg(\int_a^t f(s)ds \bigg)^q u(t) dt \bigg)^{\frac{r}{q}} w(x) dx \bigg)^{\frac{1}{r}} \leq C \bigg(\int_a^b f^p(x) v(x) dx \bigg)^{\frac{1}{p}} \end{equation*}的复合不等式对$(a,b)$,$-\infty \leq a < b \leq \infty$上的所有非负可测函数的有效性.我们构造了一个更直接的离散化方法比以前提出的文献中,我们刻画了这个不等式的离散和连续的形式。

英文摘要:

Let $1\leq p <\infty$ and $0 < q,r < \infty$. We characterize validity of the inequality for the composition of the Hardy operator, \begin{equation*} \bigg(\int_a^b \bigg(\int_a^x \bigg(\int_a^t f(s)ds \bigg)^q u(t) dt \bigg)^{\frac{r}{q}} w(x) dx \bigg)^{\frac{1}{r}} \leq C \bigg(\int_a^b f^p(x) v(x) dx \bigg)^{\frac{1}{p}} \end{equation*} for all non-negative measurable functions on $(a,b)$, $-\infty \leq a < b \leq \infty$. We construct a more straightforward discretization method than those previously presented in the literature, and we characterize this inequality in both discrete and continuous forms.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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