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- Algebraic Classification of a Kind of Cubic Polynomial System and Its Applications 一类三次多项式微分系统的代数分类及其应用
- cubic polynomial system 三次多项式系统
- Bifurcation of limit cycles of the equator in a class of cubic polynomial system 一类平面三次多项式系统的赤道极限环分支
- Based on the characteristics of distribution of SISE and theory of trend extrapolation of time series, we selected cubic polynomial predict model. 摘要基于SISE的分布特性和时间序列趋势外推理论，选择了三次多项大时间序列趋势外推模型预测SISE，结果表明该模型可行。
- Based on the historical data of Shanghai port container throughput, forecast models are established by using grey prediction model and cubic polynomial curve prediction model. 摘要利用上海港国际集装箱吞吐量的历史数据，分别采用灰色预测法和三次多项式曲线模型建立了单项预测模型。
- A method of generating piecewise cubic polynomial curves with two shape parameters is presented, based on the structure of the quadratic uniform B-Spline curves. 摘要以经典的二次B样条曲线结构构造了一种带两个形状参数的可调三次多项式曲线。
- Main curve may appear as parabola, ellipse, cubic polynomial, and trigonometric curves.Profiles with different main curve are compared one another at the same dimensions. 以抛物线、椭圆、三次曲线以及三角函数为例的研究表明，三次曲线构成的气缸型线具有最大的吸气容积而内容积比最小，适用于大排气量低压比的机器；
- A new approach based on cubic polynomial and B spline interposition to rebuild the CAM generated tool path under real time condition is presented in the paper. 本文采用三次参数样条曲线和B样条曲线来实时重构CAM生成的走刀轨迹，以少量的数据点便能达到比直线和圆弧插补高得多的加工精度。
- 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。
- Eigenvalue method is one of the fundamental methods that solve polynomial system. 特征值方法是求解多项式方程组的基本方法之一。
- cubic polynomial spline interpolation 三次样条插值
- planar cubic polynomial differential systems 平面三次多项式微分系统
- The Critical Point Values for a Class of Cubic Polynomial Differential System with Zero Eigenvalues 一类特征根为零的三次系统的奇点判定量
- Distribution of limit cycles for a class of higher-degree degenerate planar polynomial systems of codimension two is discussed. 摘要讨论了一类余维2的高次退化平面多项式系统的极限环分布，证明了此系统至多存在3个极限环。
- polynomial interpolation of cubic polynomial with two unknown 二元三次插值
- Xianfeng Chen and Zhizhen Qian, Uniqueness of limit cycles of some high degree polynomial systems, Journal of Shanghai JiaoTong University, Supp. I (1998), 16--20 (in Chinese). 陈贤峰，一类带高次自反馈非线性控制系统的镇定性，上海交大学报;(7)35(2001);1097--1099.
- 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。
- Mixed quadratic and cubic polynomial interpolation and extrapolation method 混合二次、三次多项式内插、外插法
- I suppose you also have a caste system in your society. 我想你们的社会里也有一种等级制度。
- The right to dissent is part of our political system. 有持异议的权利是我们政治体制的组成部分。
