1) infinity
[英][ɪn'fɪnəti] [美][ɪn'fɪnətɪ]
无穷远点
1.
A cubic polynomial system with six limit cycles at infinity;
一个在无穷远点分支出6个极限环的三次多项式系统
2.
Limit cycles of infinity in a quintic polynomial system;
一类五次多项式系统无穷远点的极限环(英文)
3.
Isochronous center conditions and limit cycles at infinity for a class of fifth systems;
一类五次多项式系统无穷远点等时中心条件与极限环分支
2) infinite point
无穷远点
1.
In this paper,some rules about infinite point of complex variable functions are discussed.
无穷远点既具有普通点的某些共性,更具有其独特的个性。
2.
From the research we can conclude that the plume of the infinite point to the conic is diameter,and they all pass the center.
根据既是共轭又互相垂直的直径对有心二次曲线(双曲线椭圆)进行建模研究,建立了有心二次曲线和类似建立了无心二次曲线(抛物线)主轴方程的模型,推证得知,任意无穷远点关于二次曲线的极线都是直径。
3.
Through transforming,some conclusions are given about decomposing index number at higher order isolated singular point and infinite point in this paper.
文章通过变换,得出关于孤立高次奇点及无穷远点指数分解结论。
3) the infinity
无穷远点
1.
Singular point quantities and center conditions at the infinity for a class of cubic polynomial system;
一类3次多项式系统无穷远点的奇点量与中心条件
2.
This paper studied the center conditions at the equator for a class of cubic polynomial system with no singular point at the infinity.
研究了一类三次系统无穷远点的中心条件。
3.
Center conditions and bifurcation of limit cycles at the infinity for a class of quintic polynomial system were studied.
研究一类五次多项式系统无穷远点的中心条件与赤道极限环分支。
5) infinite singular point
无穷远奇点
1.
A condition for the common factor not influencing the infinite singular points;
公因子不影响无穷远奇点的条件
2.
Secondly, all the infinite singular points are located and their stabilities are analyzed respectively.
确定了该离散化系统的所有无穷远奇点及其稳定性，为进一步深入研究圆柱绕流动力学性态提供了基础。
3.
At the same time, the infinite singular points of the biochemical reaction is studied and the globe construction is obtained.
同时对该生化反应系统无穷远奇点的性态进行了分析，得到了全局结构的相图。
6) critical point at infinity
无穷远奇点
1.
The conclusions for structure of critical point at infinity,global structure and more advanced ones,are obtained.
研究与二次系统相伴的、具有实和虚不变直线的一类四次系统,得到了系统的无穷远奇点结构,给出了系统在原点为中心或二阶细焦点时的全局结构,并对系统作了全局分析。
补充资料：无穷远鞍点
无穷远鞍点
saddle at infinity
无穷远鞍点【，d口e atin俪ty;ce娜·6ec.:e，。oe-，}，奇异鞍点(51119川ar sad山e Point) 动力系统(d卯缸面qds那ton)的一种轨道排列类型.定义在R”上的动力系统了亡(或f(·，t)，见【11)称为具有一无穷远鞍点，如果存在点x*和数T*
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条