零点分布,distribution of zeros
1)distribution of zeros零点分布
1.Thedistribution of zeros for nonlinear difference equations with continuous argument and positive and negative coeffici- ents is studied and sufficient conditions for oscillation of the equations are obtained.研究具有正负系数的连续变量的非线性差分方程解的零点分布,并得到了方程所有解振动的充分条件,所得结论改进和推广了已知的一些结果。
2.In this paper,we investigate thedistribution of zeros of the solutions of second order linear differential equations ″+A(z)=0 with transcendental coefficients.本文研究具有超越整函数系数的二阶线性微分方程f″+A(z)f=0的解的零点分布。
3.Thedistribution of zeros for nonlinear differential equations with positive arguments by method of polynomial series,and some more explicit conditions to oscillate are given.通过构造多项式序列的方法,建立了非线性时滞方程的解的零点分布,给出了较为广泛的振动条件。
英文短句/例句
1.The Oscillation of Some Delay Difference Equations and Distribution of Zeros;若干时滞差分方程的振动及零点分布
2.Oscillation and the Distribution of Zeros of Solutions of Functional Differential Equations;泛函微分方程解的振动性与零点分布
3.On the Distribution of Zeros of Solutions of Second Order Differential Equations with Meromorphic Coefficients二阶亚纯系数微分方程解的零点分布
4.The Distribution of Zeros for Differential Polynomials f~kQ[f]+P[f] in Meromorphic Function f(z)亚纯函数微分多项式f~kQ[f]+P[f]的零点分布
5.Distribution of Zeros of the Solutions of Second Order Linear Differential Equations with Entire Coefficients;具有全纯系数的二阶线性微分方程解的零点分布
6.On the Distribution of Zeros of the Solutions of Second Order Linear Differential Equations with Polynomial CoeflicientsCAI HUIHui-jing;具有多项式系数的二阶线性微分方程解的零点分布
pared to the forecast that the above-mentioned organization published in October, this is lower by 0.1 and 0.8 percentage points, respectively.这比１０月份该组织公布的预测分别低了零点一和零点八个百分点。
8.A Research on Optimal Disposition of Distribution between Population and the Retail Commercial Network in Wuhan;武汉市人口与零售商业网点分布优化配置研究
9.Joint Distribution of the Supremum, the Infimum and the Number of Zero in the Markov-modulated Risk Model;Markov-modulated风险模型的极大值、极小值及零点数的联合分布
10.The Distribution of Zeros in the Character Tables and the Structure of Finite Groups有限可解群的特征标表中零点的分布状态对群结构的影响(英文)
11.00 oil mist detector zero setting checked.21点零分检验油雾探测器零值设定。
12.The Evolving Model of the Layout and Position of Retail Chain-Stores零售业连锁网点选址与布局演化模型
13.The zero point is the Vernal Equinox, also called the point of Aries.零点是春分点，也叫做白羊座点。
14.Spatial-Temporal Distribution Analysis of Large-scale Retail Stores Based on GIS;基于GIS的大型零售商店时空分布分析
15.Distributions and Motivations of Zero Conjunction in English Written Texts;英语书面语篇零连接分布及成因分析
16.Thermodynamic stability and single-particle distribution function in quantum system at nonzero temperature量子点系统的热力学稳定性及其单粒子分布函数的性质:非零温时的情况
17.Say zero point two five per cent above your base rate.就比基本利率高零点二五个百分点吧。
18.On the Number of Zeros for Non-zero Solutions of Linear Homogeneous Differential Equation齐线性微分方程非零解的零点个数定理
相关短句/例句
Zero distribution零点分布
1.In this paper, we shall study the zero distribution of E and get some results on zero-filling discs of E.本文研究E的零点分布,建立E的零点充满圆的一些结果。
3)the distribution of zeros零点分布
1.Thesis is mainly concerned with the oscillatory and asymptotic behavior for second-order nonlinear ordinary differential equations,higher order nonlinear functional differential equations and dynamic equations on time scales,andthe distribution of zeros of solutions of first-order functional differential equation and the neutral functional differential equation.本篇博士论文讨论了二阶非线性常微分方程、高阶非线性泛函微分方程以及时标(Time Scales)上的动态方程等的振动性态和渐近性态,并进一步研究了一阶泛函微分方程和中立型微分方程解的零点分布。
4)location of zeros零点分布
1.Thelocation of zeros of radial minimizer is given and the uniqueness of this radial minimizer is proved.研究了含有杂质的超导体的Ginzburg-Landau模型,给出了Ginzburg-Landau泛函的径向极小元的零点分布,并证明了径向极小元的惟一性。
5)pole/zero pattern零极点分布
1.In this paper the method how to apply thepole/zero pattern to the frequency domain AR modeling is discussed and the simulation results are gained combining with an example.针对频域AR模型,着重讨论了在超宽带室内多径信道的计算机仿真中,如何利用零极点分布进行频域AR建模的方法,并结合实例给出了仿真结果,说明了频域AR模型只需要很少的模型参数就可得到一个比较精确的信道描述,是超宽带信道建模比较理想的选择。
6)zero-pole map零极点分布图
延伸阅读
函数零点我们把函数y=f(x)的图像与横轴的交点的横坐标称为这个函数的零点，即方程的根。f(x)的零点就是方程f(x)=0的解。这样就为我们提供了一个通过函数性质确定方程的途径。函数的零点个数就决定了相应方程实数解的个数。若函数y=f(x)在闭区间[a,b]上的图像是连续曲线，并且在区间端点的函数值符号相反，即f(a)·f(b)<0，则在区间(a,b)内，函数y=f(x)至少有一个零点，即相应的方程f(x)=0在区间(a,b)内至少有一个实数解。
