Vector-valued pseudo almost periodic functions in metric spaces;
距离空间中的向量值伪概周期函数
Some conclusions on periodic function;
关于周期函数的一些结果
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。
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
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。
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。
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。
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。
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。
The Relationship of Pseudo Almost Periodic Function and Pseudo Almost Periodic Function Sequence;
伪概周期函数和伪概周期序列的关系
The Periodic Autocorrelation Function of Pseudorandom Sequences over GF(q)
GF(q)上伪随机序列的周期自相关函数
Almost Periodic Type Functions and Solutions of Almost Periodic Type Differential Equations;
概周期型函数和概周期型微分方程的解
By using properties of scalar almost periodic function, properties of uniform almost periodic matrix function are discussed.
利用纯量概周期函数性质讨论了一致概周期矩阵函数的一些性质。
Uniformly Besicovitch Almost Periodic Functions and Their Applications to Differential Equations;
一致Besicovitch概周期函数及其在微分方程中的应用
Some Generalization of Almost Periodic Functions and the Solution of Nonlinear Parabolic Equation;
概周期函数的几类推广及非线性抛物方程的解
Some of the Basic Nature of Almost Periodic Type Functons and Its Applications
概周期型函数的一些基本性质及其应用
Pseudo Almost Automorphic Functions and Applications to Evolution Equations
伪概自守函数及在发展方程中的应用
Almost Periodic Solutions and Periodic Solutions for Several Kinds of Functional Differential Equations;
几类泛函微分方程概周期解与周期解
Pseudo almost periodic solution of a discrete logistic equation;
离散logistic方程的伪概周期解
The Almost Periodic Solution to Quadratic Differential Equation with Almost Periodic Coeffecients;
二次概周期系数微分方程的概周期解
Probed into cycle function and cycle properties of the sum,the difference,the product and the quotient of it;
对周期函数及其和、差、积、商函数周期性的探讨
Periodic Solution and Almost Periodic Solution for Neutral Functional Differential Equation;
中立型泛函微分方程的周期解与概周期解
Periodic Solution and Almost Periodic Solution of Several Kinds of Functional Differential Equations;
几类泛函微分方程的周期解与概周期解
Also Talk about the Existence of Minimal Positive Period in Periodic Function;
也谈周期函数的最小正周期的存在性
A Numerical Differentiation Method for Period Function with Noisy Data
一种带噪声的周期函数数值微分方法
The Existence of Almost Periodic Solutions to a Class of Neutral Functional Differential Equations;
一类中立型泛函微分方程概周期解的存在性
The Existence and Uniqueness of Almost Periodic Solutions to Functional Differential Equations with Infinite Delay
无限时滞泛函微分方程概周期解的存在唯一性