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Studies in Applied Mathematics
Article . 2025 . Peer-reviewed
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https://dx.doi.org/10.48550/ar...
Article . 2025
License: arXiv Non-Exclusive Distribution
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DBLP
Preprint . 2025
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A Hyperbolic Approximation of the Nonlinear Schrödinger Equation

Authors: Abhijit Biswas; Laila S. Busaleh; David I. Ketcheson; Carlos Muñoz‐Moncayo; Manvendra Rajvanshi;

A Hyperbolic Approximation of the Nonlinear Schrödinger Equation

Abstract

ABSTRACT We study a first‐order hyperbolic approximation of the nonlinear Schrödinger (NLS) equation. We show that the system is strictly hyperbolic and possesses a modified Hamiltonian structure, along with at least three conserved quantities that approximate those of NLS. We provide families of explicit standing‐wave solutions to the hyperbolic system, which are shown to converge uniformly to ground‐state solutions of NLS in the relaxation limit. The system is formally equivalent to NLS in the relaxation limit, and we develop asymptotic preserving discretizations that tend to a consistent discretization of NLS in that limit, while also conserving mass. Examples for both the focusing and defocusing regimes demonstrate that the numerical discretization provides an accurate approximation of the NLS solution.

Keywords

Mathematics - Analysis of PDEs, FOS: Mathematics, FOS: Physical sciences, Mathematics - Numerical Analysis, Numerical Analysis (math.NA), Mathematical Physics (math-ph), Computational Physics (physics.comp-ph), Physics - Computational Physics, Mathematical Physics, Analysis of PDEs (math.AP)

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
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Average
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