activity
20192026
most citedLong-time asymptotic behavior of a mixed schrödinger equation with weighted Sobolev initial data

10 citations · 49 across the 17 of their papers we have counts for

collaborators

18 papers

math-ph2026

A dense focusing Ablowitz-Ladik soliton gas and its asymptotics

Meisen Chen, Engui Fan, Zhaoyu Wang +2

In this paper, we propose a soliton gas solution for the focusing Ablowitz-Ladik system. This solution is defined as the large N limit of the N-soliton solution, and arises from a…

math.AP2026

Painlevé XXXIV asymptotics for the defocusing nonlinear Schrödinger equation with a finite-genus algebro-geometric background

Engui Fan, Gaozhan Li, Yiling Yang +1

In this paper, we consider the Cauchy problem for the defocusing nonlinear Schrdinger equation with a finite genus algebro-geometric background. Long-time asymptot…

math-ph2025

Riemann-Hilbert approach to the Algebro-Geometric solution of the modified Camassa-Holm equation with linear dispersion term

Engui Fan, Gaozhan Li, Yiling Yang

This paper aims at providing an exact algebro-geometric solution of the modified Camassa-Holm (mCH) equation derived from hyperelliptic curves in genus. To achieve this…

math.AP2024

Orbital Stability of Soliton for the Derivative Nonlinear Schrödinger Equation in the Space

Yiling Yang, Engui Fan, Yue Liu

In this paper, we establish the orbital stability of the 1-soliton solution for the derivative nonlinear Schrödinger equation under perturbations in . We demonstra…

math.AP2023★ 9 cited

Transient asymptotics of the modified Camassa-Holm equation

Taiyang Xu, Yiling Yang, Lun Zhang

We investigate long time asymptotics of the modified Camassa-Holm equation in three transition zones under a nonzero background. The first transition zone lies between the soliton…

math.AP2023

On the global existence for the modified Camassa-Holm equation via the inverse scattering method

Yiling Yang, Engui Fan, Yue Liu

In this paper, we address the existence of global solutions to the Cauchy problem of the modified Camassa-Holm (mCH) equation, which is known as a model for the unidirectional prop…

math.AP2022

The Cauchy problem of the Camassa-Holm equation in a weighted Sobolev space: Long-time and Painlevé asymptotics

Kai Xu, Yiling Yang, Engui Fan

Based on the -generalization of the Deift-Zhou steepest descent method, we extend the long-time and Painlevé asymptotics for the Camassa-Holm (CH) equation to th…

math.AP2022★ 1 cited

Existence of global solutions for the modified Camassa-Holm equation with a nonzero background

Yiling Yang, Engui Fan, Yue Liu

Consideration in the present paper is the existence of global solutions for the modified Camassa-Holm (mCH) equation with a nonzero background initial value. The mCH equation is co…

nlin.SI2022★ 2 cited

On the long-time asymptotics of the modified Camassa-Holm equation with step-like initial data

Yiling Yang, Gaozhan Li, Engui Fan

We study the long time asymptotic behavior for the Cauchy problem of the modified Camassa-Holm (mCH) equation with step-like initial data \begin{align} &m_{t}+\left(m\left(u^{2}-u_…

math.AP2021★ 1 cited

Long time asymptotic behavior for the nonlocal nonlinear Schrödinger equation with weighted Sobolev initial data

Gaozhan Li, Yiling Yang, Engui Fan

In this paper, we extend steepest descent method to study the Cauchy problem for the nonlocal nonlinear Schrödinger (NNLS) equation with weighted Sobolev initia…

math-ph2021

Long-time asymptotic behavior for the Novikov equation in solitonic regions of space time

Yiling Yang, Engui Fan

In this paper, we study the long time asymptotic behavior for the Cauchy problem of the Novikov equation with matrix spectral problem \begin{align} &u_{t}-u_{txx}+4 u_{…

math.AP2021★ 3 cited

On the asymptotic stability of -soliton solutions of the three-wave resonant interaction equation

Yiling Yang, Engui Fan

The three-wave resonant interaction (three-wave) equation not only possesses matrix spectral problem, but also being absence of stationary phase points, which give rise…

math.AP2021★ 5 cited

On asymptotic approximation of the modified Camassa-Holm equation in different space-time solitonic regions

Yiling Yang, Engui Fan

In this paper, we study the long time asymptotic behavior for the initial value problem of the modified Camassa-Holm (mCH) equation in the solitonic region \begin{align} &m_{t}+\le…

nlin.SI2021★ 1 cited

Long time asymptotic behavior for the derivative Schrödinger equation with nonzero boundary conditions

Yiling Yang, Qiaoyuan Cheng, Engui Fan

In this paper, we apply steepest descent method to study the Cauchy problem for the derivative nonlinear Schrödinger equation with nonzero boundary conditions \…

math.AP2020★ 10 cited

Long-time asymptotic behavior of a mixed schrödinger equation with weighted Sobolev initial data

Qiaoyuan Cheng, Yiling Yang, Engui Fan

We apply steepest descent method to obtain sharp asymptotics for a mixed schrödinger equation $$q…

nlin.SI2020★ 5 cited

Soliton Resolution for the Short-pluse Equation

Yiling Yang, Engui Fan

In this paper, we study the Cauchy problem for the focusing nonlinear short-pluse equation by using steepest descent method. \begin{align} &u_{xt}=u+\frac{1}{6}…

nlin.SI2019★ 5 cited

Long-time asymptotic behavior of the modified Schrödinger equation via Dbar-steepest descent method

Yiling Yang, Engui Fan

In this paper, we consider the Cauchy problem for the modified NLS equation. Using nonlinear steepest descent method and combining the Dbar-analysis, we show that inside any fixed…

nlin.SI2019★ 7 cited

Riemann-Hilbert approach to the modified nonlinear Schröinger equation with non-vanishing asymptotic boundary conditions

Yiling Yang, Engui Fan

The modified nonlinear Schrödinger (NLS) equation was proposed to describe the nonlinear propagation of the Alfven waves and the femtosecond optical pulses in a nonlinear single-mo…