Local well‐posedness of the higher‐order nonlinear Schrödinger equation on the half‐line: Single‐boundary condition case

A Alkın, D Mantzavinos, T Özsarı - Studies in Applied …, 2024 - Wiley Online Library
We establish local well‐posedness in the sense of Hadamard for a certain third‐order
nonlinear Schrödinger equation with a multiterm linear part and a general power …

Integral representations for the double-diffusivity system on the half-line

A Chatziafratis, EC Aifantis, A Carbery… - Zeitschrift für angewandte …, 2024 - Springer
A novel method is presented for explicitly solving inhomogeneous initial-boundary-value
problems (IBVPs) on the half-line for a well-known coupled system of evolution partial …

A higher dispersion KdV equation on the half-line

AA Himonas, F Yan - Journal of Differential Equations, 2022 - Elsevier
The initial-boundary value problem (ibvp) for the m-th order dispersion Korteweg-de Vries
(KdV) equation on the half-line with rough data and solution in restricted Bourgain spaces is …

The initial-boundary value problem for the nonlinear Schrödinger equation with the nonlinear Neumann boundary condition on the half-line

N Hayashi, T Ogawa, T Sato - Journal of Differential Equations, 2025 - Elsevier
We consider the initial-boundary value problem of the nonlinear Schrödinger equation on
the half line with a nonlinear Neumann boundary condition. After establishing the boundary …

The defocusing nonlinear Schr\" odinger equation with step-like oscillatory initial data

S Fromm, J Lenells, R Quirchmayr - arXiv preprint arXiv:2104.03714, 2021 - arxiv.org
We study the Cauchy problem for the defocusing nonlinear Schr\" odinger (NLS) equation
under the assumption that the solution vanishes as $ x\to+\infty $ and approaches an …

The nonlinear Schrödinger equation on the half-line with a Robin boundary condition

AA Himonas, D Mantzavinos - Analysis and Mathematical Physics, 2021 - Springer
The initial-boundary value problem for the nonlinear Schrödinger equation on the half-line
with initial data in Sobolev spaces H s (0,∞), 1/2< s⩽ 5/2, s≠ 3/2, and Robin boundary data …

Extensions of the d'Alembert formulae to the half line and the finite interval obtained via the unified transform

AS Fokas, K Kalimeris - IMA Journal of Applied Mathematics, 2022 - academic.oup.com
We derive the solution of the one-dimensional wave equation for the Dirichlet and Robin
initial-boundary value problems (IBVPs) formulated on the half line and the finite interval …

The Robin and Neumann problems for the nonlinear Schrödinger equation on the half-plane

A Alexandrou Himonas… - Proceedings of the …, 2022 - royalsocietypublishing.org
This work studies the initial-boundary value problem (ibvp) of the two-dimensional nonlinear
Schrödinger equation on the half-plane with initial data in Sobolev spaces and Neumann or …

The Neumann and Robin problems for the Korteweg–de Vries equation on the half-line

AA Himonas, C Madrid, F Yan - Journal of Mathematical Physics, 2021 - pubs.aip.org
The well-posedness of the Neumann and Robin problems for the Korteweg–de Vries
equation is studied with data in Sobolev spaces. Using the Fokas unified transform method …

Numerical inverse scattering for the sine-Gordon equation

B Deconinck, T Trogdon, X Yang - Physica D: Nonlinear Phenomena, 2019 - Elsevier
We implement the numerical inverse scattering transform (NIST) for the sine-Gordon
equation in laboratory coordinates on the real line using the method developed by Trogdon …