《山东大学学报(理学版)》 ›› 2022, Vol. 57 ›› Issue (8): 88-94.doi: 10.6040/j.issn.1671-9352.0.2021.615
韩青秀,刘红霞,伍芸*
HAN Qing-xiu, LIU Hong-xia, WU Yun*
摘要： 研究Broer-Kaup-Kupershmidt(BKK)方程的分支现象与非线性波解。首先,通过行波变换,求得BKK方程的首次积分与奇点,接着运用动力系统定性理论和分支方法给出BKK方程在各区域中的相图,并获得方程的一些非线性波解;进一步,扭波的三种分支现象被揭示;最后,利用Maple软件对这些分支现象进行模拟。
中图分类号:
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