函数

Based on analyzing the problems,we propose an evolutionary algorithm by using niches technology and multi-parent-crossover technology to experiment on complex multimodal function optimization with samples.

在分析了简单遗传算法求解带约束的多峰值函数优化中存在的问题的基础上，提出了利用小生境技术和多父体杂交的演化算法，对复杂的多峰值函数优化问题进行了测试，证实该算法能够快速求出多峰函数的所有全局最优解，而且搜索效率高，达到了令人满意的效果。

If is continuous at ,, and is continuous at , then the composite function is also continuous at .

若函数在连续，且，而函数在连续，则复合函数在也连续。

In addition, a training algorithm based on a composite object function is proposed. This algorithm simplified the form of the composite object function and use adaptive method to adjust parameter of the composite object function so that the training speed is increased in the later period.

此外，还提出了一种基于综合目标函数的神经网络训练算法，在该算法中对综合目标函数进行了简化，并采用自适应的方法来调整目标函数的参数，使训练后期的收敛速度明显提高。

This essay has applied the characteristics of sine functions of Goth function, and according to Kronecher function, it has set up a new function to represent composite number and thus come out with a more accurate function of prime number distribution .

本文根据表哥德巴赫猜想定义了卷和函数，并依照素数分布的函数得到了表哥德巴赫猜想的函数形式。

A new approach to computing an element of Clarke generalized gradient for this class of functions at a point, is proposed.

高岩对于一类非光滑函数一光滑函数的有限次极大值复合函数，给出了计算它在一点处Clarke广义梯度中一个元素的新方法。

The experimental results show that for most continuous optimization problems, the strategy of concave function gains an advantage over the linear strategy, while the linear strategy outperforms strategy of convex function with the identical initial and final weights.

试验结果表明，对于多数连续优化问题，在初始权值和最终权值相同的情况下，凹函数递减策略优于线性策略，而线性策略优于凸函数策略，凹函数递减策略能够在不影响收敛精度的情况下较大幅度地提高粒子群算法的收敛速度。

Then in combination with its concavo-convex function,a simple and direct proof can also be found by using theorem deduction.

通过给出关于凹凸函数的一个性质定理及其推论，对一些特定类型的三角不等式通过构造辅助函数，求出函数的二阶导数；再结合其凹凸性利用定理的推论给予简捷的证明。

After the joint probability density function between the 'float' ambiguity solution and the fixed ambiguity solution is introduced in this section, the conditional probability density function of the integer ambiguity solution is gotten according to this joint probability density function.

在介绍了模糊度浮点解和其固定解的联合概率密度函数之后，本文根据这个联合概率密度函数得到了模糊度整数解的条件概率密度函数。

In addition,we show that the transformed conditional distribution function is of the same family as that of the original one as long as the moment generating function of the original distribution function exists,which is illustrated by two special cases:Normal distribution and Normal Inverse Gaussiandistribution.

此外，本文还通过两个特殊情况(正态分布和正态逆高斯分布)说明了：只要初始分布函数的母函数存在，转化后的条件分布函数保持原有的分布类型。

In order to cipher out sum of square and effect estimation of combining ability, transpose procedure, merge sentence and z=x + y, gi= 1/(p+2 *(hi-2*zh/p), sij = xij -/(p+2)+ 2*zh/(p+1 *(p + 2) etc. transformations are applied in this study .New data gather and varieties are produced from original data to meet the analysis by using the sentences of keep, file, infile, put,set and so on.Multiple comparison of combining ability effect is carried outin SAS system by using fuctions of probf (f,dfl,df2), probt, tinv and lag , transformations of LSD0.o5=ee*abstinv(px,dfe, LSD0.01=ee*abstinv(pj ,dfe , and conditional sentence of if, then.

主要须用到transpose过程，merge语句以及统计代换z=x+y、gi=1／(p+2*(hi—2*zh／p)和sij=xij-／(p+2)+2*zh／(p+1*(p+2)等算出各种配合力平方和及其效应估计；用语句keep、file、infile、put、set等通过原始数据资料产生各种新的数据集和变量以满足分析需要；利用概率函数probf(f，df1，df2)和probt，反概率函数tinv，延迟函数lag，LSD_(0.05)=ee*abstinv(px，dfe、LSD_(0.01)=ee*abstinv(Pj，dfe等几个统计代换，以及if、then条件语句等实现了配合力显著性测验和配合力效应之差的显著性测验。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。