为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

本文以完全非线性色散K(k,m+n) 方程ut+a(uk)x+b(um(un)xx)x=0为例,说明了一种映射法的应用.在m,n,k,a 和 b的多种不同取值情况下,......

By the use of the extended homogenous balance method, the Backlund transformation for a (2+1)-dimensional integrable mod......

Starting from the variable separation solution obtained by using the extended homogenous balance method,a new class of c......

We introduce a purely anharmonic lattice model with specific double-well on-site potential, which admits traveling compa......

研究了一个广义KdV方程的行波解,在行波变换下,该方程转化成含奇异线的平面系统,通过平衡点分析定性地得到不同参数条件下系统解的......