English
Related papers

Related papers: On variable Lebesgue spaces and generalized nonlin…

200 papers

We consider a Cauchy problem for a fractional anisotropic parabolic equation in anisotropic H\"{o}lder spaces. The equation generalizes the heat equation to the case of fractional power of the Laplace operator and the power of this operator…

Analysis of PDEs · Mathematics 2022-10-12 Sergey Degtyarev

We study the linear heat equation on a halfspace with a linear dynamical boundary condition. We are interested in an appropriate choice of the function space of initial functions such that the problem possesses a solution. It was known…

Analysis of PDEs · Mathematics 2023-07-05 Marek Fila , Kazuhiro Ishige , Tatsuki Kawakami

For each $1\leq p<\infty$ a Banach space of integrable Schwartz distributions is defined by taking the distributional derivative of all functions in $L^p({\mathbb R})$. Such distributions can be integrated when multiplied by a function that…

Analysis of PDEs · Mathematics 2023-09-15 Erik Talvila

In a recent result of Gerard-Varet and Dormy [5], they established ill-posedness for the Cauchy problem of the linearized Prandtl equation around non-monotic special solution which is independent of x and satisfies the heat equation. In [6]…

Analysis of PDEs · Mathematics 2016-11-25 Ding Yutao

New general results of non-existence and rigidity of spacelike submanifolds immersed in a spacetime, whose mean curvature is a time-oriented causal vector field, are given. These results hold for a wide class of spacetimes which includes…

Differential Geometry · Mathematics 2019-11-12 uan A. Aledo , Rafael M. Rubio , Juan J. Salamanca

The $L^{p}$ theory for non-isentropic Navier-Stokes equations governing compressible viscous and heat-conductive gases is not yet proved completely so far, because the critical regularity cannot control all non linear coupling terms. In…

Analysis of PDEs · Mathematics 2020-07-15 Weixuan Shi , Jiang Xu

In the first part of this paper, we prove the global regularity, in an adequate parabolic Bessel-Potential space and then in the corresponding parabolic fractional Sobolev space, of the unique solution to following fractional heat equation…

Analysis of PDEs · Mathematics 2025-06-10 Boumediene Abdellaoui , Somia Atmani , Kheireddine Biroud , El-Haj Laamri

We investigate a mixed local-nonlocal $p$-Laplace equation on the Heisenberg group, where the nonlinear term features a variable singular exponent. Our analysis establishes the existence, uniqueness, and regularity of weak solutions under…

Analysis of PDEs · Mathematics 2025-12-15 Prashanta Garain

This paper studies the Cauchy problem for the nonlinear fractional power dissipative equation $u_t+(-\triangle)^\alpha u= F(u)$ for initial data in the Lebesgue space $L^r(\mr^n)$ with $\ds r\ge r_d\triangleq{nb}/({2\alpha-d})$ or the…

Analysis of PDEs · Mathematics 2008-10-09 Changxing Miao , Baoquan Yuan , Bo Zhang

This paper is concerned with the Cauchy problem of the multi-dimensional incompressible magnetohydrodynamic equations with inhomogeneous density and fractional dissipation. It is shown that when $\alpha+\beta=1+\frac{n}{2}$ satisfying…

Analysis of PDEs · Mathematics 2021-07-09 Baoquan Yuan , Xueli Ke

We consider the Cauchy problem to the two-dimensional incompressible liquid crystal equation and the heat flows of harmonic maps equation. Under a natural geometric angle condition, we give a new proof of the global well-posedness of smooth…

Analysis of PDEs · Mathematics 2012-10-08 Zhen Lei , Dong Li , Xiaoyi Zhang

We establish some local and global well-posedness for Hartree-Fock equations of $N$ particles (HFP) with Cauchy data in Lebesgue spaces $L^p \cap L^2 $ for $1\leq p \leq \infty$. Similar results are proven for fractional HFP in…

Analysis of PDEs · Mathematics 2022-09-08 Divyang G. Bhimani , Saikatul Haque

We show the sharp global well posedness for the Cauchy problem for the cubic (quartic) non-elliptic derivative Schr\"odinger equations with small rough data in modulation spaces $M^s_{2,1}(\mathbb{R}^n)$ for $n\ge 3$ ($n= 2$). In 2D cubic…

Analysis of PDEs · Mathematics 2012-08-15 Baoxiang Wang

In this paper, the Cauchy problem for a one-dimensional heat conducting compressible non-Newtonian fluid is considered. The constitute equation of the non-Newtonian fluid is determined by two nonlinear terms $(|u_x|^{q-2}u_x)_x$ and…

Analysis of PDEs · Mathematics 2026-03-03 Li Fang , Yu Wang , Aibin Zang

In Part I of the paper, we prove non-uniqueness of the solution to the Cauchy problem of the Euler equations of an ideal incompressible fluid in dimension two with vorticity in some Lebesgue space. The radially symmetric external force is…

Analysis of PDEs · Mathematics 2018-05-25 Misha Vishik

In this paper, we investigate the Cauchy problem for the three dimensional inviscid Boussinesq system in the periodic setting. For $1\le p\le \infty$, we show that the threshold regularity exponent for $L^p$-norm conservation of temperature…

Analysis of PDEs · Mathematics 2024-06-11 Changxing Miao , Yao Nie , Weikui Ye

In this paper, we consider the Cauchy problem to the three dimensional heat conducting compressible nematic liquid crystal system in the presence of vacuum and with vacuum far fields. Global well-posedness of strong solutions is established…

Analysis of PDEs · Mathematics 2021-12-20 Jinkai Li , Qiang Tao

This paper studies the local existence of strong solutions to the Cauchy problem of the 2D fluid-particle interaction model with vacuum as far field density. Notice that the technique used by Ding et al.\cite{SBH} for the corresponding 3D…

Analysis of PDEs · Mathematics 2016-09-04 Yang Liu

We study two initial value problems of the linear diffusion equation and a nonlinear diffusion equation, when Cauchy data are bounded and oscillate mildly. The latter nonlinear heat equation is the equation of the curvature flow, when the…

Analysis of PDEs · Mathematics 2012-03-21 Hiroki Yagisita

We consider the Cauchy problem posed in the whole space for the following nonlocal heat equation: u_t = J * u - u, where J is a symmetric continuous probability density. Depending on the tail of J, we give a rather complete picture of the…

Analysis of PDEs · Mathematics 2010-02-25 Cristina Brändle , Emmanuel Chasseigne , Raul Ferreira