There is no arbitrage in the equilibrium market.
均衡的金融市场是不存在套利机会的,但事实上,在局部范围短时间内套利机会时而出现、时而消失·从理论上来说,一旦市场存在套利机会,套利者通过构造适当的交易策略,可以获取无限财富·然而到目前为止,还没有易于实际操作的、能够识别市场是否存在套利机会的系统方法,尽管Flam(1998)旨在给出寻找套利的方法,但实际上它给出的是与套利稍有不同的的占优策略,且没有给出具体的算法与算例·在F1am(1998)的基础上作进一步的研究,探讨寻找占优和套利机会的算法
Nonstandard element free Galerkin method for solving unsteady convection dominated problems;
求解非稳态对流占优问题的非标准无网格Galerkin方法
The adaptive distribute points technique was developed to overcome the instability issues in convection dominated problems simulated by radial point interpolation method.
应用常规数值方法求解对流占优的对流扩散方程时会出现非物理的数值伪振荡现象。
The numerical solution may be corrupted by non-physical oscillations when Element Free Galerkin(EFG) method is directly used to solve convection dominated problems or pure convection equation.
直接运用无网格Galerkin方法求解对流占优的非线性对流扩散方程及纯对流方程,会出现数值伪振荡现象。
In this paper, some new judging criterions for M-matrices have been presented by using the double diagonally dominant matrix and generalized the concluded results in [1]~[8].
利用矩阵的双对角占优性给出了矩阵为非奇M矩阵的新判定准则，推广了已有的判定定理。
In this paper,the estimates of upper bounds for the spectral radius of the iterative matrix M~(-1)N for some generalized diagonally dominant matrix M are presented.
对几类广义对角占优矩阵M,给出了迭代矩阵M~(-1)N谱半径的上界估计式,所得结果较已有结果适用于更加广泛的矩阵类。
A new digital watermarking algorithm based on diagonally dominant matrix is proposed.
提出了一种基于对角占优矩阵的数字水印算法。