Retraction notice: Lump solutions and interaction phenomena of the (3 + 1)-dimensional nonlinear evolution equations

The publishers of International Journal of Numerical Methods for Heat & Fluid Flow have agreed at the request of the authors to retract the article Mao, J.-J., Tian, S.-F., Yan, X.-J. and Zhang, T.-T. (2019), “Lump solutions and interaction phenomena of the (3 + 1)-dimensional nonlinear evolution equations”, International Journal of Numerical Methods for Heat & Fluid Flow, Vol. 29 No. 9, pp. 3417 – 3436, https://doi.org/10.1108/HFF-02-2019-0160.

Upon thorough review of this paper, the authors have come to the realisation that the content does not meet the level of richness they expected. The authors believe it is necessary to further strengthen and refine the content, therefore, this article has been retracted at the request of the authors and in agreement with the publisher.

The publishers of the journal sincerely apologize to the readers.

The retracted article is available at: https://doi.org/10.1108/HFF-02-2019-0160