凸子

In order to reduce the design conservativeness, a condition for the existence of a parameter-dependent separator is proposed, and further the filter design can be converted into the optimization problem involving linear matrix inequalities.

为进一步降低设计的保守性，文中还给出了一种依参数分离算子的滤波器存在条件，并将滤波器设计转化为线性矩阵不等式表述的凸优化问题。

For the compact operators series and Eberlein-Smulian theorem,first,it presents acharacterization of unconditional convergent series for the case of sequentially complete lo-cally convex spaces.

关于紧算子级数与〓定理，首先给出了序列完备局部凸空间中无条件收敛级数的一个特征。

Rolling body is a convex spherical roller bearing to the heart.

滚动体是凸球面滚子的向心滚动轴承。

Rolling body is convex or concave spherical roller bearing heart yearned for the adjustment.

滚动体是凸球面或凹面滚子的调心向心滚动轴承。

The linear convex combination,subtle mutation and violent mutation,and ES-

遗传算子采用线性凸组合的杂交方式、强弱两种变异方式以及进化

In the direction perpendicular to the rolling plane convex curve was continuous basic cylindrical or conical roller to prevent roller and raceway contact points to the stress concentration.

在垂直于滚动方向的平面内呈连续的微凸曲线的基本圆柱形或圆锥形的滚道，以防止在滚子与滚道接触处产生应力集中。

Based on convex optimization theory, an optimal resource allocation algorithm is proposed. The complexity of this algorithm is only linear in the number of subcarriers.

基于凸优化理论，提出了一种最优资源分配算法，其复杂度仅与子载波数成线性关系。

When the Hessian is positive definite, the QP subproblem is a strictly convex quadratic programming.

若QP子问题的Hessian阵正定，则它是一个严格凸二次规划问题。

Metal-cutting equipment: If the ball-bearing roller-NC grinder, double end-NC Grinder; roller bearings, Lapping equipment in diameter crown grinding equipment; wheel molding amendment devices.

金属切削设备：如轴承滚子球基面数控磨床；双端面数控磨床；轴承滚道精研设备；内外径凸度磨削设备；砂轮成型修正装置等。

Because of the random of the membership function, which aggregator to be selected and the non-linearity of system, the fuzzy decision goal function is non-convex commonly.

由于隶属度函数定义的任意性、合成算子选择的不同和控制对象的非线性，模糊决策目标函数的优化一般是非凸优化问题。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐