您现在的位置是:词典
拟周期函数,quasiperiodic function
2023-04-24 22:22词典 人已围观
1)quasiperiodic function
拟周期函数
1.
Schrodinger equationiut-uxx+c(t)u=0u(t,0)=u(t,2π)=0(A),u(t,x)=∑∞n=1qn(t)n(x),n(x) is a eigenfunction to eigenvalue λn in y″+λy=0y(0)=y(2π)=0,c(t)=a+εc1(t), which a is a constant,c1(t) is a quasiperiodic function with frequencies ω.
n(x)是特征方程y″+λy=0y(0)=y(2π)=0中特征值对应的特征函数,c(t)=a+εc1(t),其中a是常数,c1(t)是以ω为频率的拟周期函数。
2)periodic function fitting
周期函数拟合
1.
In this paper,periodic function fitting and wavelet transform are applied to degrade the periodic noise respectively.
首先用周期函数拟合和小波变换两种方法分别对随机漂移中的周期噪声进行分析和处理;然后对相关噪声建立高阶AR模型;最后将该模型应用在GPS/INS组合导航Kalman滤波中,并对结果进行分析和比较。
3)periodic function
周期函数
1.
Some conclusions on periodic function;
关于周期函数的一些结果
2.
By constructing periodic function, the periodic demand of Fourier transformation will be meeted.
该方法通过构造周期函数,满足了频域法中进行Fourier变换的周期性条件,从而克服了经典频域三点法中直线形状误差的非封闭性、非周期性以及端点的不连续而引起的高阶谐波分量失真等边缘效应。
3.
We mainly use the Brouwer s theorem getting sufficient conditions for the existence of a unique asyptotically stable periodic solution to two competition species when the intrinsic growth rates are periodic functions of time.
利用不动点定理得到了两竞争物种当自然增长率为t的周期函数时唯一、稳定的正周期解存在的充分条
更多例句>>
4)period function
周期函数
1.
Under a first integral curve is genus 1,the period function of quadratic reversible systems is monotonious,through the research on the monotonicity of the period function of a class of quadratic reversible systems,by the use of the Picard-Fuchs equation method in this paper.
利用Picard-Fuchs方程,研究了一类二次可逆系统周期函数的单调性问题,获得了在首次积分曲线是亏格1时的二次可逆系统周期函数单调的结论。
2.
This thesis of Master is composed of four chapters,which mainly studies several kinds of the second order nonlinear differential equations about the oscillatory and asymptotic behavior of solutions,the existence of limit cycles and the period function of a center.
本硕士论文由四章组成,主要讨论了几类二阶非线性微分方程解的振动性与渐近性,极限环的存在性以及中心的周期函数的单调性。
3.
Firstly,the period function can be written as T(ρ,ε)=2π+(?)T_i(ρ)ε~i,andthen the formulas for T_i(ρ) is given.
讨论了一类平面多项式系统的周期函数的临界周期的个数。
更多例句>>
5)periodic functions
周期函数
1.
This paper is intended to make a systematic study of periodic functions and to popularize them in teaching and learning.
周期函数的周期性是中学数学中的教学内容,掌握了函数的周期性,对函数性质的研究会带来不少方便。
2.
This paper studies the relation between submultiple periodic functions and periodic functions.
研究了因子周期函数与周期函数的关系,通过分析构建了因子周期函数与周期函数的一一对应关系。
更多例句>>
6)Distortion estimate
伴随周期的拟对称函数
补充资料:Besicovitch殆周期函数
Besicovitch殆周期函数
esicovitdi almost-periodic functions
Besi句讨叻殆周期函数【Besico,i的习m以一Peri诫c血n比姗;欣,胭口”幼洲旧.,”“uep即朋犯e哪中洲.明.] 一类殆周期函数(尸一a.p.),在其中一个与Riesz一Fischer定理类似的定理成立:任意一个满足条件 艺}a。}’<00的三角级数 艺a。。,、·必是某个宁殆周期函数的Fourier级数.这类函数的定义“11,【21)以殆周期(almost一period)概念的推广为基础,而且必须引进某些附加的概念.实数集E称为充分齐性的,如果存在数L>0,使得E的元素落在长度为L的区间中的最多个数与落在长度也是L的区间中的最少个数之比小于2.充分齐性集也是相对稠密的.在实轴的任意有限区间上p次幂可积的复值函数f(x)(一田
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
拟周期函数,quasiperiodic function
其他推荐
射有限群,pro finite group
1)pro finite group 射有限群 2)affine rational transformation 仿射有理变换 3)bilinear mappin...约化代数,reduced algebra
1)reduced algebra 约化代数 2)reductive Lie algebra 约化李代数 1. In this note,we gained a fo...循环连分数,recurring continued fraction
1)recurring continued fraction 循环连分数 1. In the paper,I research into the relation between t...正割法,the secant method
1)the secant method 正割法 1. On the convergence of the secant method in Banach space; Banach空间正...