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- By using critical point theory,we obtain some sufficient conditions for the existence of multiple periodic solutions to a discrete Hamiltonian system. 本文利用临界点理论;建立了一类离散哈密顿系统存在多个周期解的一些充分条件.
- Multiple Periodic Solutions to a Class of Second-Order Functional Differential Equations of Mixed Type 一类二阶混合型泛函微分方程多重周期解
- multiple periodic solutions 多周期解
- The mathematicians turned to culling periodic solutions. 数学家们转而去挑选周期解。
- multiple periodic solution 多重周期解
- 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。
- By using a fixed point theorem in cones, sufficient conditions are obtained for the existence of multiple positive periodic solutions for a class of difference equations with state-dependent delays. 本文利用锥不动点定理,得到一类具时滞状态依赖差分方程多周期解的存在性的充分条件,且我们的结果推广和改进了原有的结果。
- The numerical analysis revealed a competing process of large period and small period area exhibited while simultaneously poling multiple period. 本文最后对光刻造成周期电极的断条、毛刺工艺缺陷和液体电极方案的残留气泡缺陷进行了探讨。
- An existence theorem is obtained for the periodic solutions of Lagrangian systems by the least action principle. 用极小作用原理得到了非自治Lagrange系统周期解的一个存在性定理.
- The existence of periodic solutions of a neutral integro-differential equation with infinite delay was studied. 摘要本文考虑具无穷时滞中立型积分微分方程周期解的存在性。
- A energy iteration method for periodic solutions to second order strongly nonlinear non-autonomous systems is suggested. 摘要给出了确定一般二阶强非线性非自治系统周期解的能量迭代方法。
- Weng,P.& Liang,M.,The existence and behaviour of periodic solutions of Hematcpoiesis model [J],Mathematica Applicate,8(1995),434-439. 黄启昌;具有无限时滞的泛函微分方程的周期解的存在性[J];中国科学;14A:10(1984);882889.
- Furthermore, the direction and stability of bifurcating periodic solutions are investigated by normal form and center manifold theory. 然后，应用规范型和中心流形理论，得到关于确定Hopf分支方向和分支周期稳定性的计算公式。
- We discuss the existence of asymptotically periodic solutions for a class of nonlinear differential equations combining dissipative type conditions. 结合耗散型条件;讨论一类非线性微分方程渐近概周期解的存在性.
- VFAT maintains backward compatibility with FAT but relaxes the rules.For example, VFAT filenames can contain up to 255 characters, spaces, and multiple periods. 它并不是一个新的文件系统(换言之，实际上读写FAT的程序同样能够正确处理VFAT扩展)。
- The existence and stability of periodic solutions of a neutral integro-differential equation with infinite delay were studied. 摘要本文考虑具无穷时滞中立型积分微分方程周期解的存在性与稳定性。
- 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。
- The existence of periodic solutions is obtained for nonautonomous second order system with part of thenonlinearity being sublinear by using the least action principle. 运用极小值原理;在非线性项有一部分是次线性的条件下;得到所考虑问题周期解的存在性.
- 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。
- An existence theorem is obtained for periodic solutions of the nonautonomous second order systemswith even-typed potentials by the least action principle. 用极小作用原理得到了具有偶型位势的非自治二阶系统周期解的一个存在性定理.
