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......

利用 Lagrange 力学逆问题理论和方法，构造电感、电容和电阻三种耦合 RLC 电路的 Lagrange 函数和Hamilton 函数。......

The study in this paper is focusing on trajectories of particles in the irrotational progressive water waves coexisting ......

This paper studies the continuous evolution of breaking wave for the surface water waves propagating on a sloping beach.......

It is well known that any kind of exact enumerations of rooted maps on nonplanar surface is quite difficult.This paper p......