无穷远点,infinity
1)infinity[英][?n'f?n?ti][美][?n'f?n?t?]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
英文短句/例句

1.THE DETERMINATION OF CENTER-FOCUS AT THE INFINITY FOR A CLASS OF POLYNOMIAL DIFFERENTIAL SYSTEM;一类多项式微分系统无穷远点的中心-焦点判定
2.Discussion of Fractional Lineal Transformation in Conformal Infinite Eigenvector;分式线性变换在无穷远点保角性的讨论
3.The Method for Calculating Residue of Rational Function at Infinite Pint and Its Application;有理函数在无穷远点的留数求法及其应用
4.In this article, the center conditions, isochronous center conditions and bifurcation of limit cycles at infinity for a class of fifth system are investigated.研究一类五次系统无穷远点的中心、拟等时中心条件与极限环分支问题。
5.The far point of a normal eye is at infinity.正常眼的远点在无穷远处。
6.Infinite Critical Point of Z_6-equivariant System;Z_6等变系统的无穷远奇点(英文)
7.Necessary and Sufficient Conditions of One Infinite Singular Point of Quadratic Systems;(E_2)恰有一个无穷远奇点的充要条件
8.Curves running from the origin to infinity may serve as branch cuts.从原点至无穷远处的曲线起分支割痕的作用。
9.Structrue of Critical Point at Infinity and Global Analysis on Certain Quartic System;一类四次系统的无穷远奇点结构与全局分析
10.Analysis and Calculation of Structure of Infinite Pole in Singular System;广义系统的无穷远极点结构的分析与计算
11.Research on Infinity Point and Limit Cycle of a Nonlinear System一类非线性系统的无穷远奇点及极限环
12.the vista spread seemingly to infinity.景色似乎延伸到无穷远
13.The Derivate of the Function with Finite Limit at the Infinite Point;在无穷远处有有穷极限的函数的导数
14.) Also, some forms of splines have singularities where the curve veers off into infinity.)样,一些形式的曲尺有奇异点,在这里曲线转向无穷远。
15.Notes On Infinity And Infintesimal;关于无穷小与无穷大关系的一点注记
16.Infinite things go on and on and on, forever.无穷的东西是永远永远继续下去的。
17.In time of adversity, not one amongst twenty.富在深山有远亲,穷在闹市无人问.
18.For all humans desire at one point to be immortal, not to be forgotten.人的欲望总是无穷,永远不会被忘却.
相关短句/例句

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。
4)point at infinity无穷远点
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。
延伸阅读

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*0(k〔N),使得序列 {f丁“*}、。、,{.f,‘x*}*。N收敛,且当k一,的{】寸lx*}一卜田.此定义属于B.B.HeMI〕川K戒,并由M.V.氏butov推广到定义在任意度量空间上的动力系统;这11.t,条件“当k一,叨时}x*}一的”换成“序列{二*}*。N不包含任一收敛的子序列”. 没有无穷远鞍点是动力系统整体可直化(见完全不稳定性(conlplete instability))的必要条件.对于定义在度量空间上的完全不稳定动力系统,没有无穷远鞍点的充分必要条件是:动力系统的商空间为Haus-dof空间.【补注】“动力系统的商空间”通常称为轨道空间(or-bitspace).白苏华胡师度译