说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 有界
1)  bounded [英]['baundid]  [美]['baʊndɪd]
有界
1.
The topological structure at the equator of a class of bounded cubic Kolmogorov type systems;
一类有界三次Kolmogorov型系统在赤道上的拓扑结构
2.
Sufficient conditions were given to guarantee that the non-oscillatory solutions can tend to bounded or zero.
对一类二阶脉冲时滞微分方程解的渐近性态进行了研究,得到了其非振动解有界或趋于零的充分条件,突出了脉冲效应对系统解的关键性影响。
3.
For a class of nonlinear continuous time systems =f(x)+Bu+d, when the nonlinear function f(x) is bounded or satisfies linear growth condition with unknown growth coefficient, we first prove that x falls into a compact set, then two adaptive regulators are proposed based on the approximation capability of radial basis function networks or fuzzy systems.
对于一类连续时间的非线性动态系统x=f(x)+Bu+d,当系统中的非线性函数f(x)满足有界或线性增长条件(具有未知的增长系数)时,首先证明了f(x)中的x落入一紧集中,然后根据径向基函数网络或模糊系统的逼近性质,给出了两种自适应调节器的设计方法。
2)  boundedness
有界
1.
The strong boundedness,boundedness, continuous of the operator T;
算子T的强有界有界和连续性问题
2.
The strong boundednessboundedness、continuous of the operator T in F~*-space;
赋准范空间中算子T的强有界有界和连续性
3.
On Boundedness,Stronge Boundedness and Continuity of Additive Operators
关于可加算子的有界、强有界与连续性研究
3)  boundary [英]['baʊndri]  [美]['baundrɪ]
有界
1.
The paper obtains the result of the high mode boundary properties of induced form under wavelet basis in weakly damped forced KdV equation.
获得弱阻尼KdV方程小波基下约化形式的高模态有界性质。
2.
The essay is a summary concerning how to demonstrate the two prerequisites monotone and bounds in "mono tonous and boundary number line necessarily converge.
此文对“单调有界数列必收敛”两个条件单调,有界的证明方法加以归纳,并就两个条件的关系及一类特殊情况加以讨论,得出结论。
4)  bound [英][baʊnd]  [美][baund]
有界
1.
Using De Giorgi iterative technical and studied the bounded property of the solution support of a class degenerate parabolic equations.
采用DeGiorgi迭代技巧 ,研究了一类退化抛物方程Cauchy问题解支集的有界性 。
2.
In this paper, we discuss the boundedness of solutions of the forced second order nonlinear differentialequation (p(t)x ) +f(t,x,x )+q(t)g((x)=r(t).
木文讨论了强迫二阶非线性微分方程(p(t)x′)′+f(t,x,x′)+q(t)g(x)=r(t)解的有界性,所得到的结论推广了《非线性微分方程》(G·桑森,R·康蒂著)中的有关内容。
5)  boundness
有界
1.
On the Boundness of the Solution to Some Functional Differential Delay Equations;
一类微分方程解的有界
2.
Some criteria for the asymptotic behavior(such as boundness and tending to zero)of the solution of the equation L_nX(T)+sum from j=0 to m( )b_j(t)f_j(X(t-τ_i(t)))=P(t)are established(here L_n*=1/P_n(t)d/dt1/P_(n-1)(t)…d/dt1/p_1(t)d/dt*/p_0(t))≠0(j=0,…m
讨论了方程L_nX(T)+sum from j=0 to m( )b_j(t)f_j(X(t-τ_i(t)))=P(t)≠0(j=0,…m)时解的渐近性质,给出了解有界及解趋于零的判定准则(其中L_n*=1/P_n(t)d/dt1/P_(n-1)(t)…d/dt1/p_1(t)d/dt*/p_0(t)
3.
Using the theorem on discrete semi-dynamicl system and the stability results on monotonous and continuous operator,we obtained the sufficent conditions for uniform boundness,strong and weak persistence and permanence of a discrete system with age-structure subdivided into young and adult population approximately.
应用差分方程的比较原理、离散半动力系统的持久性定理和单调连续算子的三分稳定性获得了一类捕食者具有年龄结构 ,即将捕食者近似地分为幼年和成年种群的离散捕食系统一致有界、弱持久、强持久和永久持久的一组充分条件 。
6)  A-bounded
A-有界
补充资料:有界

函数的有界性:

设函数f(x)的定义域为d,如果存在正数m,使得

|f(x)|<=m

对任一x∈d都成立,则函数f(x)在x上有界。

如何判断一个函数是否有界 就要看它是否无限趋近于一个常数,如是则有界,否则无界。

从上边趋近则有下界, 从下边趋过则有上界。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条