1975年,杨乐、张广厚发表了关于值分布理论的研究。
In 1975, Yang Le and Zhang Guanghou published their result on the value distribution theory.
理论分析和仿真实验表明,GBBV模型保留了BBV模型的许多特征,节点度、节点权重和边权值等都服从幂律分布。
Theoretical analysis and numerical simulations show that the GBBV model retains many properties of the BBV model, such as power-law distributions of node degree, node strength and edge weight.
利用随机矩阵理论我们发现相对收益的关联矩阵的特征值分布也具有幂律的特征。
By using random matrix theory we find that the distribution of eigenvalues of correlation matrix of relative return also follows a power-law.
采用有限差分技术对大口径输水管道管内阴极保护电位分布进行计算,理论值与实测值符合得较好。
The potential distribution of cathodic protection was calculated by using the finite difference method, the result shows that the theoretical value and the measured value are in good agreement.
本文建立了土体孔隙分布的分形模型,导出用分维和进气值表示的水分特征曲线和渗透系数的理论表达式。
By using this model the soil-water characteristics and permeability coefficient of unsaturated soil are deduced and expressed in fractal dimension and air-entry value.
针对坝体埋有一定数量温度计的特点,根据热传导理论,以坝体边界、坝内温度计的测值为约束条件,采用有限单元法分析坝体温度场时空分布,并研制了相应的计算程序.。
According to dam body buried a number of thermometers, the method is put forward analyzing temperature field of dam body and corresponding program is worked out in this paper.
由单体密度矩阵计算得到的核子密度分布等与实验数据、理论值和其他方法的计算结果作了比较。
The nucleon density and momentum distributions are calculated and compared with those of Hatree-Fock-Bogolubov theory and experimental data, respectively.
通过此模型的模拟计算可得到放电管内速度,温度,压强以及湍流强度等参数的分布,且计算结果和理论预测及实验值均能吻合。
The velocity, temperature, pressure and turbulence energy distributions in discharge passage are presented. There is a good agreement between the theoretical prediction and the experimental results.
通过此模型的模拟计算可得到放电管内速度,温度,压强以及湍流强度等参数的分布,且计算结果和理论预测及实验值均能吻合。
The velocity, temperature, pressure and turbulence energy distributions in discharge passage are presented. There is a good agreement between the theoretical prediction and the experimental results.
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