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- Almost Periodic Type Solutions of Differential Equations with Piecewise Argument 具有逐段常变量微分方程的概周期型解
- The Existence of Almost Periodic Type Solutions for a Class of Neutral Differential Equations with Piecewise Constant Argument 一类中立型逐段常变量微分方程概周期型解的存在性
- almost periodic type solutions 概周期型解
- Existence of almost periodic solutions for a class of pendular equations. 一类摆动方程概周期解的存在性。
- A nonlinear Volterra integrodifferential equation is investigated. The existence and uniqueness of almost periodic solutions for the equation is obtained. 研究非线性Volterra方程概周期解,得到方程存在唯一概周期解的一组充分条件。
- Using the method of topological degree, we prove the existences of positive almost periodic solutions for a generalizaed infectious diseases model equation. 摘要给出推广的传染病方程正概周期解存在的一个定理,并用拓扑度方法给出简洁的证明。
- We present existence theorem for pseudo almost periodic solutions with piecewise constant argument by means of unique decomposite character and for pseudo almost periodic sequence solutions of relevent difference equations. 摘要利用伪概周期函数唯一分解性质,研究相关差分方程的伪概周期序列解,并以此为工具得出一类带逐段常变量微分方程伪概周期解的存在唯一性。
- The results of Berger and Chen are extended. And the variational method is proved to be available to solve the existence and uniqueness of the almost periodic solutions of nonlinear Duffing equations with damping. 推广了Berger和Chen的结果,证明了经典的变分方法对于解决带阻尼的非线性Duffing方程有界解的存在唯一性问题是同样适用的。
- By using properties of scalar almost periodic function, properties of uniform almost periodic matrix function are discussed. 摘要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。
- Since H. Bohr proposed the theory of almost periodic function, this field has been developed greatly. Bohr提出概周期函数理论以来;这一领域得到了很大的发展;其发展过程的一个主要特点就是其函数范围不断扩大.
- The authors investigate the Fourier series of Weyl almost periodic functions by the new definition and prove the Parseval's equality. 通过新形式的定义研究范尔概周期函数的傅立叶级数和帕塞瓦尔等式。
- Existence of Almost Periodic Solutions of n dimentional Abel type Equation n维Abel方程概周期解的存在性
- The computation of lyapunov exponent with different parameters shows that there were double periodic, almost periodic and chaotic motion behavior in this system. 通过对系统李雅普诺夫指数的计算,发现了该系统存在倍周期、概周期运动以及混沌运动现象。
- A selenious acid type solution of better performance was obtained by the test of polarization curve, the test of corrosion resistance and the test of duration life. 研究改进了现行的钢铁件常温黑化工艺 ,通过极化曲线测试、耐蚀性测试、寿命测试得到了性能良好的常温亚硒酸体系黑化液。
- Another definition of Weyl almost periodic functions is introduced by using trigonometric polynomial. it is proven that the equivalence of these two definitions. 摘要利用三角多项式给出范尔概周期函数新形式的定义,并证明两个定义方式的等价性。
- Bohr Inequality of Periodic Type 周期型的Bohr不等式
- asymptotic almost periodic solutions 渐近概周期解
- asymptotical almost periodic solutions 渐近概周期解
- Besicovitch almost periodic solutions Besicovitch概周期解
- asymptotically almost periodic solutions 渐近概周期解