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Related papers: $L^{p}$-Caffarelli-Kohn-Nirenberg inequalities and…

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We set up a one-parameter family of inequalities that contains both the Hardy inequalities (when the parameter is 1) and the Caffarelli-Kohn-Nirenberg inequalities (when the parameter is optimal). Moreover, we study these results with the…

Analysis of PDEs · Mathematics 2022-11-29 Cristian Cazacu , Joshua Flynn , Nguyen Lam , Guozhen Lu

This paper focuses on optimal constants and optimizers of the second order Caffarelli-Kohn-Nirenberg inequalities. Firstly, we aim to study optimal constants and optimizers for the following second order Caffarelli-Kohn-Nirenberg inequality…

Analysis of PDEs · Mathematics 2024-05-14 Xiao-Ping Chen , Chun-Lei Tang

In this paper we discuss cylindrical extensions of improved Hardy, Sobolev type and Caffarelli-Kohn-Nirenberg type inequalities with sharp constants and identities in the spirit of Badiale-Tarantello [2]. All identities are obtained in the…

Analysis of PDEs · Mathematics 2024-07-12 Madina Kalaman , Nurgissa Yessirkegenov

In this paper, we present a sufficient condition on a pair of nonnegative weights $v$ and $w$ such that we have a general weighted $L^{p}$-Hardy type identity. The result, for a certain choice of weights, gives weighted $L^{p}$-Hardy type…

Functional Analysis · Mathematics 2025-10-03 Nurgissa Yessirkegenov , Amir Zhangirbayev

Based on some new vector inequalities established by Figalli and Zhang [\emph{Duke Math. J.} \textbf{171} (2022), 2407--2459], we study the stability of the scale invariant and the scale non-invariant $L^p$-Caffarelli-Kohn-Nirenberg…

Analysis of PDEs · Mathematics 2025-10-29 Xiao-Ping Chen , Chun-Lei Tang

In this paper, we establish several improved Caffarelli-Kohn-Nirenberg and Hardy-type inequalities. Our main results are divided into two parts. In the first part, we consider the following Caffarelli-Kohn-Nirenberg inequality:…

Analysis of PDEs · Mathematics 2026-01-23 Yuxuan Zhou , Wenming Zou

We establish sharp remainder terms of the $L^{2}$-Caffarelli-Kohn-Niren\-berg inequalities on homogeneous groups, yielding the inequalities with best constants. Our methods also give new sharp Caffarelli-Kohn-Nirenberg type inequalities in…

Functional Analysis · Mathematics 2016-11-16 Michael Ruzhansky , Durvudkhan Suragan

We prove $L^{p}$-Caffarelli-Kohn-Nirenberg type inequalities on homogeneous groups, which is one of most general subclasses of nilpotent Lie groups, all with sharp constants. We also discuss some of their consequences. Already in the…

Functional Analysis · Mathematics 2017-05-18 Tohru Ozawa , Michael Ruzhansky , Durvudkhan Suragan

In this paper we give an extension of the classical Caffarelli-Kohn-Nirenberg inequalities: we show that for $1<p,q<\infty$, $0<r<\infty$ with $p+q\geq r$, $\delta\in[0,1]\cap\left[\frac{r-q}{r},\frac{p}{r}\right]$ with $\frac{\delta…

Functional Analysis · Mathematics 2017-02-28 Michael Ruzhansky , Durvudkhan Suragan , Nurgissa Yessirkegenov

In this paper, we will use a suitable tranform to investigate the sharp constants and optimizers for the following Caffarelli-Kohn-Nirenberg inequalities for a wide range of parameters $(r,p,q,s,\mu,\sigma)$ and $0\leq a\leq1$:…

Analysis of PDEs · Mathematics 2015-10-06 Nguyen Lam , Guozhen Lu

We consider a family of Caffarelli-Kohn-Nirenberg interpolation inequalities and weighted logarithmic Hardy inequalities which have been obtained recently as a limit case of the first ones. We discuss the ranges of the parameters for which…

Analysis of PDEs · Mathematics 2012-12-06 Jean Dolbeault , Maria J. Esteban

We give sharp remainder terms of $L^{p}$ and weighted Hardy and Rellich inequalities on one of most general subclasses of nilpotent Lie groups, namely the class of homogeneous groups. As consequences, we obtain analogues of the generalised…

Classical Analysis and ODEs · Mathematics 2017-08-14 Michael Ruzhansky , Durvudkhan Suragan

Inspired by the work of Cossetti and D'Arca [CD25], we show that the general weighted $L^{p}$-Hardy type inequalities [CD25, Theorems 1.1 and 1.2] and the corresponding identities hold for all $1<p<\infty$, thus extending their results…

Analysis of PDEs · Mathematics 2026-03-06 Yerkin Shaimerdenov , Nurgissa Yessirkegenov , Amir Zhangirbayev

The best constant and extremal functions are well known of the following Caffarelli-Kohn-Nirenberg inequality \[ \int_{\mathbb{R}^N}|\nabla u|^p\frac{\mathrm{d}x}{|x|^{\mu}}\geq \mathcal{S}…

Analysis of PDEs · Mathematics 2024-05-24 Shengbing Deng , Xingliang Tian

In this paper, generalised weighted $L^p$-Hardy,$ L^p$-Caffarelli-Kohn-Nirenberg, and $L^p$-Rellich inequalities with boundary terms are obtained on stratified Lie groups. As consequences, most of the Hardy type inequalities and Heisenberg-…

Analysis of PDEs · Mathematics 2017-07-24 Michael Ruzhansky , Bolys Sabitbek , Durvudkhan Suragan

We obtain sharp two-sided inequalities between $L^p-$norms $(1<p<\infty)$ of functions $Hf$ and $H^*f$, where $H$ is the Hardy operator, $H^*$ is its dual, and $f$ is a nonnegative measurable function on $(0,\infty).$ In an equivalent form,…

Classical Analysis and ODEs · Mathematics 2012-06-11 Viktor Kolyada

In this paper, we present a version of horizontal weighted Hardy-Rellich type and Caffarelli-Kohn-Nirenberg type inequalities on stratified groups and study some of their consequences. Our results reflect on many results previously known in…

Functional Analysis · Mathematics 2017-01-23 Michael Ruzhansky , Durvudkhan Suragan

In this short paper, we establish a range of Caffarelli-Kohn-Nirenberg and weighted $L^{p}$-Sobolev type inequalities on stratified Lie groups. All inequalities are obtained with sharp constants. Moreover, the equivalence of the Sobolev…

Functional Analysis · Mathematics 2017-09-26 Michael Ruzhansky , Durvudkhan Suragan , Nurgissa Yessirkegenov

For $p\in (1,\infty)$ and $\alpha\in\mathbb{R}$, we consider measurable functions $g$ on $\mathbb{S}^{N-1}$ that satisfy the following weighted Hardy inequality: \begin{equation}\label{abs} \int_{\mathbb{R}^N}\frac{ g…

Analysis of PDEs · Mathematics 2026-03-26 Subhajit Roy

The paper is devoted to weighted $L^p$-Hardy inequalities with best constants on Finsler metric measure manifolds. There are two major ingredients. The first, which is the main part of this paper, is the Hardy inequalities concerned with…

Differential Geometry · Mathematics 2019-07-09 Wei Zhao
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