Local well-posedness for quasi-linear problems: A primer

M Ifrim, D Tataru - Bulletin of the American Mathematical Society, 2023 - ams.org
Proving local well-posedness for quasi-linear problems in partial differential equations
presents a number of difficulties, some of which are universal and others of which are more …

Quasilinear Schrödinger equations III: Large data and short time

JL Marzuola, J Metcalfe, D Tataru - Archive for Rational Mechanics and …, 2021 - Springer
In this article we prove short time local well-posedness in low-regularity Sobolev spaces for
large data general quasilinear Schrödinger equations with a nontrapping assumption …

Illposedness for dispersive equations: Degenerate dispersion and Takeuchi--Mizohata condition

IJ Jeong, SJ Oh - arXiv preprint arXiv:2308.15408, 2023 - arxiv.org
We provide a unified viewpoint on two illposedness mechanisms for dispersive equations in
one spatial dimension, namely degenerate dispersion and (the failure of) the Takeuchi …

Local Well-Posedness of the Skew Mean Curvature Flow for Small Data in Dimensions

J Huang, D Tataru - Archive for Rational Mechanics and Analysis, 2024 - Springer
The skew mean curvature flow is an evolution equation for d dimensional manifolds
embedded in R d+ 2 (or more generally, in a Riemannian manifold). It can be viewed as a …

Low regularity solutions for the general quasilinear ultrahyperbolic Schrödinger equation

B Pineau, MA Taylor - Archive for Rational Mechanics and Analysis, 2024 - Springer
We present a novel method for establishing large data local well-posedness in low regularity
Sobolev spaces for general quasilinear Schrödinger equations with non-degenerate and …

Local well-posedness for the quasi-linear Hamiltonian Schrödinger equation on tori

R Feola, F Iandoli - Journal de Mathématiques Pures et Appliquées, 2022 - Elsevier
We prove a local in time well-posedness result for quasi-linear Hamiltonian Schrödinger
equations on T d for any d≥ 1. For any initial condition in the Sobolev space H s, with s …

Existence and uniqueness of solutions for a quasilinear KdV equation with degenerate dispersion

P Germain, B Harrop‐Griffiths… - … on Pure and Applied …, 2019 - Wiley Online Library
We consider a quasilinear KdV equation that admits compactly supported traveling wave
solutions (compactons). This model is one of the most straightforward instances of …

Ground states of Bose–Einstein condensates with higher order interaction

W Bao, Y Cai, X Ruan - Physica D: Nonlinear Phenomena, 2019 - Elsevier
We analyze the ground state of a Bose–Einstein condensate in the presence of higher-order
interaction (HOI), modeled by a modified Gross–Pitaevskii equation (MGPE). In fact, due to …

Global Regularity of Skew Mean Curvature Flow for Small Data in d ≥ 4 Dimensions

J Huang, Z Li, D Tataru - International Mathematics Research …, 2024 - academic.oup.com
The skew mean curvature flow is an evolution equation for a dimensional manifold
immersed into, and which moves along the binormal direction with a speed proportional to …

Local Well-Posedness of Skew Mean Curvature Flow for Small Data in Dimensions

J Huang, D Tataru - Communications in Mathematical Physics, 2022 - Springer
The skew mean curvature flow is an evolution equation for d dimensional manifolds
embedded in R d+ 2 (or more generally, in a Riemannian manifold). It can be viewed as a …