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global existence相关的网络例句

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与 global existence 相关的网络例句 [注:此内容来源于网络,仅供参考]

There is no parameter involved,and the existence of global solutionof the initial value problem of the proposed network,its convergence and stability are strictlyproved by establishing a Lyapunov function.

构造了恰当的Lyapunov函数,证明了初值问题解的整体存在性,网络的稳定性和收敛性。

Secondly, due to the integral transform, we obtain the prior estimate of the solution to prove the existence of global solution.

然后,利用积分变换,得到了解的先验估计,证明了全局解存在性。

In the present work,the existence and uniqueness results aboutperiodic boundary value problems for different kinds of the nonlin-ear periodically perturbed nonconservative systems are establishedthrough the discretization technique,under suitable assumptions,by using global inverse function theorem and result about the ex-istence and uniqueness of periodic solution for nonhomogeneouslyfirst order linear periodic boundary value problem.

本文的第一章概述了在讨论原问题解的存在唯一性过程中以及构造和分析相关的数值求解方法时将要用到的全局反函数定理、有关矩阵特征值的若干重要引理、线性常微分方程非齐次周期问题解的存在唯一性定理和单参数影射方法及有关结论,并简单回顾了已有的证明非线性微分方程周期边值问题解的存在唯一性的方法,其中包括谱理论、最大最小化形式方法、摄动技术和全局反函数理论方法,最后,介绍了两类数值求解非线性微分方程问题的方法。

As a reflection of the material existence of human society, during its formation and development process, Keynesianism has proved evident its significance and value in solving the global economic crisis in the past century, and the impact on solving financial crisis of the present days as well.

作为西方思潮之一的凯恩斯主义是现当代西方乃至全人类社会的精神存在,其作为对人类社会物质存在的反映,在其形成与发展的过程中,无论是在解决上个世纪全球经济危机,还是对解决现今的金融危机中都彰显出伟大的价值。

Furthermore, when the system is a periodic system, sufficient conditions are obtained that guarantee the existence, uniqueness and global attractivity of the positive periodic solution by applying the Brouwer fixed theorem and the method of constructing Liapunov function.

利用比较原理给出了系统一致持久性的充分条件;当系统是周期系统时,应用Brouwer不动点原理和构造Liapunov函数的方法给出其存在惟一且全局吸引的ω-周期正解的充分条件,并通过实例验证了文中定理条件的可实现性。

The local and global stabilities are examined. The possibility of existence of a bionomic equilibrium is considered. The optimal harvesting policy is studied by using Pontryagin's maximal principle.

证明了系统的局部稳定性、全局稳定性和生态经济平衡点的存在性,最后得到最优的捕获策略。

The main work is to give some sufficient conditions for the existence and global exponential stability of periodic solutions for PDNNs model, without assuming the smoothness, monotonicity and boundedness of the activation functions.

这里采用的主要方法仍然是Mawhin的重合度理论和Liapunov泛函的应用,并借助于一些重要的不等式和矩阵代数技术,得到更为一般并且具有很少限制的一些新的充分条件。

In the rest of this dissertation, we apply our above abstract results,"global Morse theory"and other critical point theorems to some semilinear resonant elliptic boundary value problems as well as some asymptotically"linear"or super"linear"p-Laplacian equations, and obtain the existence or multiplicity of solutions.

在后半部分,我们运用上面的抽象结果,以及大范围Morse理论和其他临界点理论,研究一些半线性椭圆共振问题的多重解的存在性,以及一些渐近线性或超线性p-Laplacian方程的解的存在性或多重性。

In the third chapter, we study the existence, uniqueness, global stability of positive solution and MLEs of parameters of Lotka-Volterra competition system, mutualism system and predator-prey system with random perturbation.

第三章研究了具有随机扰动的Lotka-Volterra型的竞争系统,互惠系统和捕食-被捕食系统正解的的存在性,唯一性,全局渐近稳定性以及参数的极大似然估计。

The existence of global weak solution for a class of generalized Ginzburg-Landau equations with an inhomogeneous boundary condition was studied. Some integral indentities of smooth solution of inhomogeneous initial boundary value problem of Ginzburg-Landau equations were deduced, by which a priori estimates of the square norm on boundary of normal derivative and the square norm of partial derivatives were obtained.

研究具非线性边界条件的一类广义Ginzburg_Landau方程解的整体存在性·推导了Ginzburg_Landau方程的非齐次初边值问题光滑解的几个积分恒等式,由此得到了解的法向导数在边界上的平方模以及解的平方模和导数的平方模估计;通过逼近技巧、先验估计和取极限方法证明了Ginzburg_Landau方程的非齐次初边值问题整体弱解的存在性

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