特殊函数

In the specific quantum numbers configuration of holon-isospin excitation where the excited momentum approach to the ground state, the dispersion relations can be expected as a quadratic dispersion, so we can define the effective mass of the spin wave excitation.

在激发能动量接近基态的特殊的isospin 量子数选取下，可以把色散关系看成为二次函数的形式，由此得到了有效质量与能隙、激发态动量的关系。

Singletons are a special kind of object which can only be instantiated once, and include a static function to return the object instance.

单态模式是一种特殊的对象，它只能被实例化一次，包含一个静态函数返回对象实例。

The solution for optimization based on other cases of step function is also discussed.

文中针对阶梯函数会出现的特殊情形进行了讨论。

An example of these maximal monotone operators is the subdifferential of a closed convex function.

这种多值极大单调算子的一个特殊例子是闭凸函数的下微分算子，所以本文考虑的多值随机微分方程包含了在凸区域内具有反射边界的随机微分方程。

By the properties of k-th order symmetric function , we obtained some estimations of integral mean value of the solutions of the boundary value problems for some kind of special partial differential equations in Dk which can be changed into Laplace equations in the unit circle by way of suitable transform .

另外，D_k上的某一类特殊的偏微分方程经过适当变换后转化为单位圆上的Laplace方程，其边值问题的解的积分平均估计可由k次对称化函数的性质较好给出。

The influences of different kinds of conducting materials and their contents and different volume of PVC grain on the electrical property,mechanical properties and terrazzo lines of the floor were studied.

采用特殊成型方法，研制类似网络结构的水磨石形式的抗静电地板，研究了多种导电材料及其不同用量对网络地板导电性能、力学性能和地板纹路的影响；研究了PVC颗粒大小对地板的导电性能、力学性能和地板纹路的影响；对体积电阻率曲线用三次方程进行了拟合，得到体积电阻率与含量的函数关系，并发现其具有很好的相关性。

By constructing the Lyapunov function with a special structure, prior estimate and the solution of ordinary different equation, we prove the main result, i.e., the trivial solution has global asymptotic stable behavior.

构造具有特殊结构的Lyapunov函数，并通过解的先验估计和常微分方程的定解，证明了主要结论，即平凡解全局渐近稳定。

In a transportation network supported by the Advanced Traveler Information Systems,the drivers equipped with ATIS are directed by a control center to select their routes so as to minimize the total network travel time,while the unequipped ones make the route choice decisions on the base of minimizing their individual travel times.

考虑一个被路径诱导系统支持的交通网络，装有ATIS的出行者接受交通中心的指挥、按照系统最优的原则选择路径，没有该装置的出行者根据个人成本最小的原则择路，建立了刻画这种混合交通行为的变分不等式模型，推导了混合交通行为网络的效率损失上界，并以多项式路段成本函数为例给出了一些上界的特殊值。

Based on the model of Bahar and Vedat, this paper proposed a more practical model with the improvement on objective functions, constraint and variables.

本文在充分考虑事故发生概率，运输量，多商品风险累加，特殊道路风险限制等多种因素基础上，对BAHAR和VEDAT（2004）[1]的模型在上下层目标函数、上层约束条件以及下层变量等多个方面进行了改进和完善，提出了更符合现实情况的二层网络设计模型。

Centroidal Voronoi tesssellations are special Voronoi tessellations whose generators are also the centers of mass of the Voronoi regions with respect to a given density function and CVT-based methodologies have been proven to be very useful in many diverse applications in science and engineering.

重心Voronio网格化是一种特殊Voronoio网格化，它的Voronoi区域的中心与一给定密度函数的质心重合。基于CVT的很多方法已经在大量的科学和工程应用中被证明是行之有效的。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。