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- The Singular Point and Limit Cycle Bifurcation of the Origin for a Class of Cubic System 一类三次系统原点的奇点量与极限环分枝
- In this thesis, the limit cycles bifurcated from some kinds of polynomial systems are investigated using the methods of bifurcation theory and qualitative analysis. 本文利用分支理论和定性分析的方法，借助于计算机等辅助工具对几类多项式系统的极限环分支问题进行了研究。
- Limit Cycle Bifurcation of the Origin for A Class of Plane Fifth Polynomial System 一类平面五次多项式系统原点的极限环分支
- limit cycle bifurcation 极限环分岔
- As far as the number of limit cycles bifurcated from 3 fine focal points of quartic system is concerned, the result is good. 就三个不同细焦点分枝出极限环的结论来说，该结果是好的。
- It is the first time to obtain the real railway vehicle’s limit cycle curve and Hopf bifurcation point by roller rig test in the world. 论文还介绍了试验台自1995年启用以来，所完成的新型机车车辆大型试验情况，以此说明由于有科学、合理的设计技术路线，试验台的研制非常成功，在我国高速、重载机车车辆的研制过程中发挥了重要作用。
- THE PARAMETER CONTROL FOR THE MULTIPLE LIMIT CYCLES BIFURCATION ON A TWO DIMENSIONAL NONLINEAR DYNAMICAL SYSTEM 二维非线性动力系统的多极限环分叉的参数控制
- The Multiple Limit Cycles Bifurcation on a Z_2-Symmetric Perturbed Polynomial Hamiltonian System of Degree 5 一类具有Z_2-等变性的5次平面Hamilton向量场的多极限环分叉
- secondary bifurcation to large limit cycle 二次分支到大极限环
- In this paper, the bifurcation of limit cycles for a quartic polynomial system is investigated. 摘要研究一类四次系统的极限环分枝问题。
- In this paper, the problem of limit cycle for a cubic system is studied. 摘要讨论三次系统(方程式略)的极限环问题。
- In this article, the center conditions, isochronous center conditions and bifurcation of limit cycles at infinity for a class of fifth system are investigated. 摘要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。
- 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。
- Using DF (Describing Function) in determining the limit cycle number of differential equation is a significant analysis try. 摘要将描述函数法用于确定微分方程极限环个数的问题是一个有意义的理论探索。
- An exploited predatory-prey system is discussed.The conclusions about nonexistence,existence and uniqueness of limit cycles are obtained by using qualitative and bifurcation methods.The significance of the conclusions are interpreted at the same time. 讨论了一类食饵种群被开发的两种群捕食系统.;运用定性分析和分支方法给出了该系统极限环的不存在性、存在性和惟一性等结论;并对相应的生态学意义作了说明
- It is proved the existence of local limit cycle when there exists critical points in every invariant cylinder. 当在每个不变柱面上有奇点时证明了这类系统局部极限环的存在性；
- A kind of microbe cultivated model is discussed to verify that the limit cycle is unique in a fixed parameter range. 摘要分析了一类细菌培养模型，证明了在一定参数范围内极限环是唯一的。
- HIGHER ORDER LIMIT- CYCLE BIFURCATION CONTROL 极限环高阶分岔控制
- Instability shows itself frequently in the form of limit cycles. （非线性系统）的不稳定性通常表现为极限环的形式。
- It is found that the frequency creep caused by superradiance usually results in this kind of limit cycle like oscillations. 分析表明这种类极限环振荡主要起因于超辐射引起的频率蠕变。
