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1)  fantastic closed trajectory
奇闭轨线
2)  singular closed orbit
奇闭轨
3)  singular cycle
奇异闭轨
1.
In this paper,the smoothness of successor function in the neighborhood of the singular cycle of the perturbated system has been studied by analyzing the smooth quality of Dulac mapping and regular mapping,and got the main conclusion: The successor function in the neighborhood of the singular cycle of the perturbated system is Ck-1,when the system is Ck.
扰动系统在奇异闭轨附近的后继函数对于判断奇异闭轨分支出极限环的个数、极限环的稳定性和相对位置具有极其重要的作用。
4)  closed streamline
闭合轨线
5)  closed orbit
闭轨线
1.
The nonexistence of closed orbit in real plain is proved.
应用非线性系统的定性理论方法,对一类军事竞争系统进行了定性分析,研究了系统平衡点的性态,证明了系统在全平面不存在闭轨线。
2.
This paper obtains some sufficient conditions on the non-existence of the closed orbits for several kinds of the nonlinear differential systems.
本文研究几类非线性微分方程不存在闭轨线的条件,所得结果可用于判别方程■+f_1(x)■+ f_2(x)■+g(x)=0和■+f(x,■)■+g(x)=0闭轨线的不存在性。
6)  closed orbit
闭轨
1.
Aim To study singular points, closed orbits, stable manifolds and unstable manifolds of a second order autonomous Birkhoff system.
目的研究二阶Birkhoff自治系统的奇点、闭轨、稳定流形与不稳定流形,方法用常1微分方程的定性方法进行研究,结果与结论给出二阶Birkhoff自治系统的奇点判据、闭轨判据、双曲平衡点判据,得到与其相关的平衡稳定性、稳定流形与不稳定流形等。
2.
In the paper,we have studied the existence of closed orbits for autonomous pla-narsyslem:Some sufficient conditions are established to ensure that the system has at least one closed otbit.
研究一般平面自治系统x=P(x,y),y=Q(x,y)的闭轨的存在性,获得了保证此系统存在闭轨的几组充分条件。
3.
In this paper,we have studied the existence of closed orbits for the generalized Lienard system: x=φ(y), y=-φ(y)f(x)-g(x).
本文研究广义Lienard系统x=(y),y=—(y),f(x)—g(z)闭轨的存在性问题。
补充资料:轨线计算
分子式:
CAS号:

性质:当反应体系势能确定后,势能面轨线上的各代表点可用经典力学和量子力学方法计算,然后用统计的方法对这些轨线加以处理,以获得各种微观与宏观的结果。目前大致有三类计算方法:(1)经典散射理论。即用代表点在势能面上的运动来模拟化学反应,在目前已有大型计算机的情况下,结果具有相当好的近似性;(2)半经典的量子散射理论。能保持经典轨线法的优点又考虑量子效应,是一种量子力学与经典力学相结合的半经验处理方法;(3)量子散射理论。通过严格的或近似的求解薛定谔方程。

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