广义对称正则长波方程的孤波解和周期波解及它们与Hamilton能量的关系
凌兴乾,张卫国

Periodic Wave Solutions, Solitary Wave Solutions and Their Relationship for Generalized Symmetric Regularized Long Wave Equation with Two Nonlinear Terms
Xingqian Ling,Weiguo Zhang
图 4.3 $ b_3<0, n<0, \Delta<0 $时, $ h_4 $对应$ -F_h(x) $函数曲线和周期轨线示意图