查询词典 dissipativity

Moreover,using Ito differential formul a to the constructed Lyapunov function along solutions of lto stochastic differential systems,Lyapunov method is adopted to set up the fundamental theory of dissipativity in the module corresponding to the theory on the dissipativity of deterministic ordinary dif- fere.

提出了有关Ito型随机微分系统耗散性理论的新概念：按模耗散、按模等度耗散和按模一致耗散，并利用Lyapunov方法，借助于Ito 微分公式沿着Ito型随机微分系统的解对所构造的Lyapunov函数求导数，给出了Ito型随机微分系统有关按模耗散理论的一些代数判据，获得了与确定性常微分系统耗散性理论相对应的结论，最后的算例证明了该方法的有效性和可行性。

The sufficient and neccessary con-dition is given for finite-dimensional or infinite-dimensional dissipativity of the methods,respectively.

在上述两章，我们还给出了某些一般性的结果。

A sufficient conditionfor the dissipativity of theoretical solutions is given.

本文第三部分致力于该问题的研究。

From an in-depth introduction to the different types of dissipativity and attraction, the book freeduan.com takes a comprehensive look at the connections between them, and critically discusses applications of general results to different classes of differential equations.

从详细的dissipativity和吸引力的不同的类型的介绍，书freeduan.com 综合地看一下在他们之间的连接，并且严重地对微分方程的不同的种类讨论一般的结果的应用。

In Chapter9,the dissipativity of one-leg methods is considered.

第九章讨论单支方法的散逸性，给出了单支方法有限维和无穷维散逸的充要条件分别是A-稳定和强A-稳定。

When consider-ing the applicability of numerical methods for these systems,it is important to analyzewhether or not numerical methods inherit the dissipativity of the underlying system.

如2维的Navier-Stokes方程、Lorenz方程等许多重要系统都是散逸的。

The sufficient condition of strict dissipativity for this kind of singular systems is then obtained, the robust dissipative controller for the class of singular systems with uncertainties is also given.

给出了此类不确定广义系统严格耗散的充分条件，然后设计了此类不确定广义系统的鲁棒耗散控制器，最后通过数值算例验证了定理的可行性。

The robust dissipativity for given supply rate has been studied for uncertain impulsive systems. The dissipativity conditions for such systems are derived by means of storage function method, matrix inequality and dissipativity inequality.

对不确定脉冲动力系统在给定供给率时的鲁棒耗散性进行了研究，利用储存函数法、矩阵不等式以及耗散不等式等方法，得到了不确定脉冲系统的鲁棒耗散性的充分条件。

In 1997,Their infinite-dimensional dissipativity wasfurther studied by Hill,who also studied the finite-dimensional and infinite-dimensionaldissipativity of one-leg methods.However,up to now,no papers have been concernedwith the dissipativity of delay dynamical systems and their numerical solutions.Thethird part of the thesis is devoted to discussing it.

当用数值方法求解这些系统时，自然希望数值方法能保持系统的该重要特性。1994年，Humphries和Stuart首次研究了Runge-Kutta方法对有限维系统的散逸性。1997年Hill进一步研究了Runge-Kutta方法的无穷维散逸性和单支方法的有限维和无穷维散逸性。

Some new conceptions are presented about the dissipativity theory of Ito stochastic differential systems as follows:dissipativity in module,equi-dissipativity in module and uniform dissipativity in module.

提出了有关Ito型随机微分系统耗散性理论的新概念：按模耗散、按模等度耗散和按模一致耗散，并利用Lyapunov方法，借助于Ito微分公式沿着Ito型随机微分系统的解对所构造的Lyapunov函数求导数，给出了Ito型随机微分系统有关按模耗散理论的一些代数判据，获得了与确定性常微分系统耗散性理论相对应的结论，最后的算例证明了该方法的有效性和可行性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。