Home Asymptotic behavior of solution of Whitham–Broer–Kaup type equations with negative dispersion
Article
Licensed
Unlicensed Requires Authentication

Asymptotic behavior of solution of Whitham–Broer–Kaup type equations with negative dispersion

  • Nabil Bedjaoui , Rajesh Kumar and Youcef Mammeri EMAIL logo
Published/Copyright: October 21, 2021

Abstract

In this work, we discuss the long time behavior of solutions of the Whitham–Broer–Kaup system with Lipschitz nonlinearity and negative dispersion term. We prove the global well-posedness when α + β 2 < 0 as well as the convergence to 0 of small solutions at rate 𝒪 ( t - 1 / 2 ) .

MSC 2010: 35B40; 35Q55; 76B15

Funding statement: This work was initiated when the two French authors visited BITS Pilani, Pilani Campus, with the support of IFCAM Indo-French Center of Applied Mathematics. R. Kumar acknowledges the support of his Research Initiation Grant from BITS Pilani, Pilani, Rajasthan, India for the partial support to visit Université of Picardie, Amiens, France.

Acknowledgements

The authors would like to thank the anonymous reviewers for their comments.

References

[1] J. L. Bona, M. Chen and J.-C. Saut, Boussinesq equations and other systems for small-amplitude long waves in nonlinear dispersive media. I. Derivation and linear theory, J. Nonlinear Sci. 12 (2002), no. 4, 283–318. 10.1007/s00332-002-0466-4Search in Google Scholar

[2] J. L. Bona, M. Chen and J.-C. Saut, Boussinesq equations and other systems for small-amplitude long waves in nonlinear dispersive media. II. The nonlinear theory, Nonlinearity 17 (2004), no. 3, 925–952. 10.1088/0951-7715/17/3/010Search in Google Scholar

[3] L. J. F. Broer, Approximate equations for long water waves, Appl. Sci. Res. 31 (1975), no. 5, 377–395. 10.1007/BF00418048Search in Google Scholar

[4] D. J. Kaup, A higher-order water-wave equation and the method for solving it, Progr. Theoret. Phys. 54 (1975), no. 2, 396–408. 10.1143/PTP.54.396Search in Google Scholar

[5] B. A. Kupershmidt, Mathematics of dispersive water waves, Comm. Math. Phys. 99 (1985), no. 1, 51–73. 10.1007/BF01466593Search in Google Scholar

[6] Y. Mammeri, On the decay in time of solutions of some generalized regularized long waves equations, Commun. Pure Appl. Anal. 7 (2008), no. 3, 513–532. 10.3934/cpaa.2008.7.513Search in Google Scholar

[7] Y. Mammeri, On the decay in time of solutions of the generalized regularized Boussinesq system, Adv. Nonlinear Stud. 10 (2010), no. 4, 837–849. 10.1515/ans-2010-0406Search in Google Scholar

[8] A. Mohebbi, Z. Asgari and M. Dehghan, Numerical solution of nonlinear Jaulent–Miodek and Whitham–Broer–Kaup equations, Commun. Nonlinear Sci. Numer. Simul. 17 (2012), no. 12, 4602–4610. 10.1016/j.cnsns.2012.04.011Search in Google Scholar

[9] E. M. Stein, Harmonic Analysis: Real-Variable Methods, Orthogonality, and Oscillatory Integrals, Princeton Math. Ser. 43, Princeton University, Princeton, 1993. 10.1515/9781400883929Search in Google Scholar

[10] W. A. Strauss, Dispersion of low-energy waves for two conservative equations, Arch. Ration. Mech. Anal. 55 (1974), 86–92. 10.1007/BF00282435Search in Google Scholar

[11] G. B. Whitham, Variational methods and applications to water waves, Proc. Roy. Soc. Lond. Ser. A 299 (1967), 6–25. 10.1098/rspa.1967.0119Search in Google Scholar

[12] F. Xie, Z. Yan and H. Zhang, Explicit and exact traveling wave solutions of Whitham–Broer–Kaup shallow water equations, Phys. Lett. A 285 (2001), no. 1–2, 76–80. 10.1016/S0375-9601(01)00333-4Search in Google Scholar

[13] G. Xu and Z. Li, Exact travelling wave solutions of the Whitham–Broer–Kaup and Broer–Kaup–Kupershmidt equations, Chaos Solitons Fractals 24 (2005), no. 2, 549–556. 10.1016/j.chaos.2004.09.017Search in Google Scholar

[14] Z. Yan and H. Zhang, New explicit solitary wave solutions and periodic wave solutions for Whitham–Broer–Kaup equation in shallow water, Phys. Lett. A 285 (2001), no. 5–6, 355–362. 10.1016/S0375-9601(01)00376-0Search in Google Scholar

Received: 2020-02-04
Revised: 2020-12-12
Accepted: 2020-12-14
Published Online: 2021-10-21
Published in Print: 2022-06-01

© 2021 Walter de Gruyter GmbH, Berlin/Boston

Downloaded on 21.11.2025 from https://www.degruyterbrill.com/document/doi/10.1515/jaa-2021-2066/html
Scroll to top button