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Related papers: Singularity formation for the 1D model of EMHD

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Einstein's equations are known to lead to the formation of black holes and spacetime singularities. This appears to be a manifestation of the mathematical phenomenon of finite-time blowup: a formation of singularities from regular initial…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Amos Ori , Dan Gorbonos

In this paper, we investigate the finite time blow-up of strong solutions to the compressible magnetohydrodynamic (MHD) system (without magnetic diffusion) coupled with entropy transport, and derive an upper bound for the lifespan of such…

Analysis of PDEs · Mathematics 2025-12-23 Yongteng Gu , Xiangdi Huang

The formation of singularity and breakdown of classical solutions to the three-dimensional compressible viscoelasticity and inviscid elasticity are considered. For the compressible inviscid elastic fluids, the finite-time formation of…

Analysis of PDEs · Mathematics 2011-09-08 Xianpeng Hu , Dehua Wang

This paper concerns the formation of singularities in the classical $(5+1)$-dimensional, co-rotational Skyrme model. While it is well established that blowup is excluded in $(3+1)$-dimensions, nothing appears to be known in the higher…

Analysis of PDEs · Mathematics 2023-10-12 Po-Ning Chen , Michael McNulty , Birgit Schörkhuber

This paper demonstrates that singularities form in the classical $(5+1)$-dimensional, co-rotational Skyrme model. It was recently proven by Chen, Sch\"orkhuber, and the author that the strong field limit of the $(5+1)$-dimensional,…

Analysis of PDEs · Mathematics 2024-08-29 Michael McNulty

We consider the formation of finite-time quenching singularities for solutions of semi-linear wave equations with negative power nonlinearities, as can model micro-electro-mechanical systems (MEMS). For radial initial data we obtain,…

Analysis of PDEs · Mathematics 2022-12-02 Heiko Gimperlein , Runan He , Andrew A. Lacey

For $0<\alpha<\frac{1}{3}$ we construct unique solutions to the fractal Burgers equation $\partial_t u + u\partial_xu + (-\Delta)^\alpha u = 0$ which develop a first shock in finite time, starting from smooth generic initial data. This…

Analysis of PDEs · Mathematics 2025-05-30 Kyle R. Chickering , Ryan C. Moreno-Vasquez , Gavin Pandya

The formation of singularities on a free surface of a conducting ideal fluid in a strong electric field is considered. It is found that the nonlinear equations of two-dimensional fluid motion can be solved in the small-angle approximation.…

Fluid Dynamics · Physics 2009-11-06 N. M. Zubarev

We prove shock formation results for the compressible Euler equations and related systems of conservation laws in one space dimension, or three dimensions with spherical symmetry. We establish an $L^\infty$ bound for $C^1$ solutions of the…

Analysis of PDEs · Mathematics 2012-05-23 Geng Chen , Robin Young , Qingtian Zhang

We study a simple system of two hyperbolic semi-linear equations, inspired by the Einstein equations. The system, which was introduced in gr-qc/0612136, is a model for singularity formation inside black holes. We show for a particular case…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Dan Gorbonos , Gershon Wolansky

In this paper, we consider some blow-up problems for the 1D Euler equation with time and space dependent damping. We investigate sufficient conditions on initial data and the rate of spatial or time-like decay of the coefficient of damping…

Analysis of PDEs · Mathematics 2017-07-12 Yuusuke Sugiyama

In this article we study the structure of solutions to the one-phase Bernoulli problem that are modeled either infinitesimally or at infinity by one-homogeneous solutions with an isolated singularity. In particular, we prove a uniqueness of…

Analysis of PDEs · Mathematics 2025-11-12 Max Engelstein , Daniel Restrepo , Zihui Zhao

This paper concerns with the explicit blowup phenomenon for 3D incompressible MHD equations in R^3. More precisely, we find two family of explicit blowup solutions for 3D incompressible MHD equations in R^3. One family of solutions admit…

Analysis of PDEs · Mathematics 2018-07-20 Weiping Yan

Inspired by the numerical evidence of a potential 3D Euler singularity \cite{luo2014potentially,luo2013potentially-2}, we prove finite time singularity from smooth initial data for the HL model introduced by Hou-Luo in…

Analysis of PDEs · Mathematics 2021-06-15 Jiajie Chen , Thomas Y. Hou , De Huang

We study the formation of singularity for the isothermal Euler-Poisson system arising from plasma physics. Contrast to the previous studies yielding only limited information on the blow-up solutions, for instance, sufficient conditions for…

Analysis of PDEs · Mathematics 2024-05-07 Junsik Bae , Yunjoo Kim , Bongsuk Kwon

We provide a detailed analysis of the shock formation process for the non-isentropic 2d Euler equations in azimuthal symmetry. We prove that from an open set of smooth and generic initial data, solutions of Euler form a first singularity or…

Analysis of PDEs · Mathematics 2023-02-03 Isaac Neal , Steve Shkoller , Vlad Vicol

We study a 1D model for the 3D incompressible Euler equations in axisymmetric geometries, which can be viewed as a local approximation to the Euler equations near the solid boundary of a cylindrical domain. We prove the local well-posedness…

Analysis of PDEs · Mathematics 2013-11-13 Thomas Y. Hou , Guo Luo

Whether the 3D incompressible Euler equations can develop a singularity in finite time from smooth initial data is one of the most challenging problems in mathematical fluid dynamics. This work attempts to provide an affirmative answer to…

Fluid Dynamics · Physics 2015-06-17 Guo Luo , Thomas Y. Hou

In connection with the recent proposal for possible singularity formation at the boundary for solutions of 3d axi-symmetric incompressible Euler's equations (Luo and Hou, 2013), we study models for the dynamics at the boundary and show that…

Analysis of PDEs · Mathematics 2015-09-15 Kyudong Choi , Thomas Y. Hou , Alexander Kiselev , Guo Luo , Vladimir Sverak , Yao Yao

We provide numerical evidence for a potential finite-time self-similar singularity of the 3D axisymmetric Euler equations with no swirl and with $C^\alpha$ initial vorticity for a large range of $\alpha$. We employ a highly effective…

Analysis of PDEs · Mathematics 2024-07-03 Thomas Y. Hou , Shumao Zhang