Abstract

In the present investigation, the breathers and rogue waves on the double-periodic background are successfully constructed by Darboux transformation using a plane wave seed solution. Firstly, the Darboux transformation for the reverse-space-time derivative nonlinear Schrödinger equation is constructed. Secondly, periodic solutions, breathers, double-periodic solutions, breathers on the periodic and double-periodic background are derived by n-fold Darboux transformation. Thirdly, the higher-order rogue waves on the periodic and double-periodic background are constructed by semi-degenerate Darboux transformation. In addition, the dynamic behaviors of the solutions are plotted to show some interesting new solution structures.

Highlights

  • Nonlinear evolution equations play an important role and their solutions have been a hot research spot, including soliton [1, 2, 3, 4], breather [5, 6, 7], rogue wave [8, 9, 10, 11] and others [12, 13, 14, 15]

  • The breathers and rogue waves on the double-periodic background for Eq(2) have been constructed, which are first generated by plane wave seed solution

  • We have found the breathers on the double-periodic background more observed in the t direction by dynamics analysis

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Summary

Introduction

Nonlinear evolution equations play an important role and their solutions have been a hot research spot, including soliton [1, 2, 3, 4], breather [5, 6, 7], rogue wave [8, 9, 10, 11] and others [12, 13, 14, 15]. In [37], the periodic bounded solutions of the second-type nonlocal DNLS equation from zero seed solutions have been studied. In [46, 47], the rogue waves on the periodic background are constructed by generalized DT of odd order. We construct breathers on periodic and double-periodic background for the reverse-space-time DNLS equation by N -fold DT. By taking the dynamics analysis of the rogue waves on double-periodic background, we show two types of structure: the two peak and four peak.

Lax pair of the reverse-space-time DNLS equation
One-fold DT of the reverse-space-time DNLS equation
N -fold DT of reverse-space-time DNLS equation
Symmetric relation of the eigenfunctions
Exact solutions generated from zero seed solution
Exact solutions generated from non-zero seed solution
Generalized DT for the reverse-space-time DNLS equation
Rogue waves on the periodic background
Rogue waves on the double-periodic background
Conclusion
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