下界的

This paper discusses the arithmetic anamnesis of bubblesort and quicksort and gives some ameliorate method.

探讨了冒泡排序和快速排序两种排序方法的算法思想、改进方法以及存在的一些问题，给出了理论上比较次数最少的插入归并排序，得出排序算法时间复杂度的下界和上界。

Most of variants of EDF concentrate the guarantee of upper delay bounds. For the terminals with poor buffer resources, lower delay bounds also need to be provided by network.

现有的各种EDF改进算法，主要着眼于提供延迟上界的保证能力，而当采用机顶盒之类的缓冲能力较弱的设备作为客户终端时，还需要网络提供精确的延迟下界控制能力。

By using the character of Cayley graph, we establish the tight upper and the lower bounds of forwarding index for circulant graph.

利用循环图是Cayley图的性质，获得循环图的点转发指数和边转发指数紧的上界和下界。

The title of this article is the estimate of the essential norm of a compositionoperator between Bloch-type spaces in the unit ball of C^n. That is to say, making useof the tool of the essential norm ,we get the upper estimate and the lower estimate ofthe composition operator which we have studied .In addition, we get a sufficient andnecessary condition for the composition operator to be compact.

本文主要讨论了单位球上Bloch型空间之间复合算子的本性模估计，即用本性模这个工具来研究复合算子并给出了我们所研究算子的本性模的上界和下界估计，并由此可以得到相应算子紧的充要条件。

Moreover, the smallest degree sum on potentially K(p,1,1)-graphic sequences and k-cycle-graphic sequences are given respectively; bounds on m-restricted edge connectively and 3,4-restricted edge cut of graphs are also characterized respectively.

此外，还分别给出了蕴含k圈和（p，1，1）-部图可图序列度和的下界；分别给出连通图含m-限制边割的充分条件和必要条件及连通度的界。

Ii The problems of optimal control of piecewise linear affine descriptor systems are studied by using some elementary matrix transformations and line matrix inequalities.

二、运用初等矩阵变换和线性矩阵不等式，初步研究了分段线性仿射广义系统的二次最优控制问题，得到了系统二次最优控制的上界、下界，估计成立的条件。

In chapter 3,we prove that a complete noncompact n-dimensional Riemannian manifold M whose Ricci curvature Ric_M ≥(n- 1) has finite topological type or diffeomorphic to R~n if its Excess function has some upper bound at a point.

第三章，我们证明了对于Ricci曲率Ric_M≥-(n-1)的完备非紧n维Riemann流形M，若它的共轭半径有正的下界且共轭半径的某个函数为M在某一点的Excess的上界时，它就有有限拓扑型或者微分同胚于n维欧几里德空间。

Between the upper and lower bounds on the region shows the traditional fram

上界和下界之间的区域显示的是传统梁柱框架的造价随高度而变化的情况。

By means of the qualitative theory and method of delay differential equations, the weak conditions for the bound-edness of the system are obtained. By use of differential mean value theorem and computational techniques on delay differential equations, we show that the system is globally asymptotically stable under condition for the boundedness.

用时滞泛函微分方程的定性理论得到了系统有界的较弱的条件，并运用微分中值定理及有关时滞微分方程的计算技巧，我们获得了在系统有界这样弱的条件下就能保证系统全局渐近稳定的结论。

Under the condition of non-vanishing perturbation, sufficient conditions for guaranting the uniformly boundness and uniformly ultimate boundness of system's solution are derived.

首先在非零扰动情况下，利用平均滞留时间的方法给出保证切换系统一致有界或一致终极有界的条件以及最终边界。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。