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Related papers: On a fractional Nirenberg problem, part I: blow up…

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This paper is a continuation of our earlier work "[T. Jin, Y.Y. Li and J. Xiong, On a fractional Nirenberg problem, part I: blow up analysis and compactness of solutions, to appear in J. Eur. Math. Soc.]", where compactness results were…

Analysis of PDEs · Mathematics 2015-06-08 Tianling Jin , YanYan Li , Jingang Xiong

In this paper, we are devoted to establishing the compactness and existence results of the solutions to the fractional Nirenberg problem for $n=3,$ $\sigma=1/2,$ when the prescribing $\sigma$-curvature function satisfies the…

Analysis of PDEs · Mathematics 2022-03-01 Yan Li , Zhongwei Tang , Ning Zhou

In this paper we establish existence results for the Fractional Nirenberg Equation via the flatness hypothesis. We have been able to include the Morse functions in our study. This extends the previous results obtained bY Yan Yan Li and…

Analysis of PDEs · Mathematics 2016-10-12 W. Abdelhedi , H. Chtioui , H. Hajaiej

In this paper we perform a refined blow up analysis of finite energy approximated solutions to a Nirenberg type problem on half spheres. The later consists of prescribing, under minimal boundary conditions, the scalar curvature to be a…

Analysis of PDEs · Mathematics 2022-09-13 Mohameden Ahmedou , Mohamed Ben Ayed

We show a convergence result of the fractional Laplacian for sequences of nonnegative functions without uniform boundedness near infinity. As an application, we construct a sequence of solutions to the fractional Nirenberg problem that…

Analysis of PDEs · Mathematics 2021-12-03 Xusheng Du , Tianling Jin , Jingang Xiong , Hui Yang

We give a blow-up behavior for solutions to a problem with singularity and with Dirichlet condition. An application, we have a compactness of the solutions to this Problem with singularity and Lipschitz conditions.

Analysis of PDEs · Mathematics 2018-09-26 Samy Skander Bahoura

This paper is devoted to the analysis of blow-up solutions for the fractional nonlinear Schr\"odinger equation with combined power-type nonlinearities \[ i\partial_t u-(-\Delta)^su+\lambda_1|u|^{2p_1}u+\lambda_2|u|^{2p_2}u=0, \] where…

Analysis of PDEs · Mathematics 2018-04-04 Binhua Feng

The main objective of this paper is to establish the convergence for the fractional $p$-Laplacian of nonnegative sequence of functions with $p>2$. Further, we show the blow-up phenomena for solutions to the extended Nirenberg problem…

Analysis of PDEs · Mathematics 2022-03-02 Zhiwen Zhao

In this paper, we extend the analysis of the subcritical approximation of the Nirenberg problem on spheres recently conducted in \cite{MM19, MM}. Specifically, we delve into the scenario where the sequence of blowing up solutions exhibits a…

Analysis of PDEs · Mathematics 2024-04-23 Mohameden Ahmedou , Mohamed Ben Ayed , Khalil El Mehdi

We give blow-up analysis for the solutions of an elliptic equation under some conditions. Also, we derive a compactness result for this equation.

Analysis of PDEs · Mathematics 2018-10-31 Samy Skander Bahoura

We consider the multi-bump solutions of the following fractional Nirenberg problem \begin{equation}\label{01} (-\Delta)^s u=K(x)u^{\frac{n+2s}{n-2s}}, \;\;\;\;u>0\;\;\text{ in }\mathbb{R}^n, \end{equation} where $s\in (0,1)$ and $n>2+2s$.…

Analysis of PDEs · Mathematics 2016-12-14 Chungen Liu , Qiang Ren

This paper is devoted to establishing the compactness and existence results of the solutions to the prescribing fractional $Q$-curvatures problem of order $2\sigma$ on $n$-dimensional standard sphere when $ n-2\sigma=2$, $\sigma=1+m/2,$…

Analysis of PDEs · Mathematics 2022-04-25 Yan Li , Zhongwei Tang , Ning Zhou

The paper is a comprehensive study of the existence, uniqueness, blow up and regularity properties of solutions of the Burgers equation with fractional dissipation. We prove existence of the finite time blow up for the power of Laplacian…

Analysis of PDEs · Mathematics 2008-04-23 Alexander Kiselev , Fedor Nazarov , Roman Shterenberg

We study the Cauchy problem for a system of semi-linear coupled fractional-diffusion equations with polynomial nonlinearities posed in $% \mathbb{R}_{+}\times \mathbb{R}^{N}$. Under appropriate conditions on the exponents and the orders of…

Analysis of PDEs · Mathematics 2020-09-22 A. Bashir , A. Alsaedi , M. Berbiche , M Kirane

We give a sufficient condition for blow up of positive mild solutions to an initial value problem for a nonautonomous weakly coupled system with distinct fractional diffusions. The proof is based on the study of blow up of a particular…

Classical Analysis and ODEs · Mathematics 2013-06-07 José Villa-Morales

We consider the fractional Nirenberg problem on the standard sphere $\mathbb{S}^n$ with $n\geq 4$. Using the theory of critical points at infinity, we establish an Euler-Hopf type formula and obtain some existence results for curvature…

Analysis of PDEs · Mathematics 2014-06-12 Yan-Hong Chen , Chungen Liu , Youquan Zheng

We give blow-up analysis for a Brezis and Merle's problem with Dirichlet and Holderian condition. Also, we derive a compactness criterion.

Analysis of PDEs · Mathematics 2018-01-23 Samy Skander Bahoura , Skander Samy

This paper is devoted to the study of degenerate critical elliptic equations of Caffarelli-Kohn-Nirenberg type. By means of blow-up analysis techniques, we prove an a-priori estimate in a weighted space of continuous functions. From this…

Analysis of PDEs · Mathematics 2007-05-23 Veronica Felli , Matthias Schneider

The present work is concerned with existence of positive solutions for a class of fractional equation involving a Kirchhoff term and singular potential.

Analysis of PDEs · Mathematics 2020-04-21 Boumediene Abdellaoui , Abdelhalim Azzouz , Ahmed Bensedik

The study of blow-up solution of time-fractional heat equations is of significant and wide-ranging interest for its multitude of applications. These types of equations are used to model several real problems in science and engineering. This…

Analysis of PDEs · Mathematics 2025-09-24 Hind Ghazi Hameed , Burhan Selcuk , Maan A. Rasheed
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