A scattering theory construction of dynamical solitons in 3d

Fuente: arXiv
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Main Author: Kadar, Istvan
Format: Preprint
Published: 2024
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author Kadar, Istvan
author_facet Kadar, Istvan
contents We study the energy critical wave equation in 3 dimensions around a single soliton. We obtain energy boundedness (modulo unstable modes) for the linearised problem. We use this to construct scattering solutions in a neighbourhood of timelike infinity ($i_+$), provided the data on null infinity ($\scri$) decay polynomially. Moreover, the solutions we construct are conormal on a blow-up of Minkowski space. The methods of proof also extend to some energy supercritical modifications of the equation.
format Preprint
id arxiv_https___arxiv_org_abs_2403_13891
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle A scattering theory construction of dynamical solitons in 3d
Kadar, Istvan
Analysis of PDEs
We study the energy critical wave equation in 3 dimensions around a single soliton. We obtain energy boundedness (modulo unstable modes) for the linearised problem. We use this to construct scattering solutions in a neighbourhood of timelike infinity ($i_+$), provided the data on null infinity ($\scri$) decay polynomially. Moreover, the solutions we construct are conormal on a blow-up of Minkowski space. The methods of proof also extend to some energy supercritical modifications of the equation.
title A scattering theory construction of dynamical solitons in 3d
topic Analysis of PDEs
url https://arxiv.org/abs/2403.13891