The karyotype of Nelumbo nucifera during meiosis zygotene was established in this study,which would help the studies of meiosis and molecular cytogenetics in lotus.
本研究建立了中国莲偶线期染色体的核型,为研究莲的减数分裂过程及分子细胞遗传学研究提供基础。
Study on zygotene nodules in spermatocytes of the brown rat(Rattus norvegicus caraco);
褐家鼠精母细胞中偶线期节的研究
In this paper,the author obtains some features of Bertrand curves such as that necessary and sufficient conditions for a Bertrand curve is curve,discusses the distance from a point of a Bertrand curve to the corresponding point of the mate of Γ,the angle of the two tangent lines and so on.
讨论了Bertrand曲线的特征,得出了诸如曲线是Bertrand曲线的充要条件,Bertrand曲线Γ上的点与其偶线上对应点的距离,以及两点切线交角等结论。
This paper discusses a kind of method of constructing the dual linear program with the linear combination of the constraint conditions, and shows that the method is simple and uniform.
利用线性规划约束条件的线性组合作为目标函数的界,构造对偶线性规划。
In this paper,using risk-neutral probability, linear program and dual linear program,the equivalence conditions of arbitrage are proved.
利用风险中立概率、线性规划和对偶线性规划,证明了金融市场是否存在套利的等价条件,并在此基础上,建立了一种判断金融市场是否存在套利机会的数学模型,给出了其模型的求解方法,最后实证了中国证券市场是存在套利的。
In this paper, the author discusses the dual linear program with Kuhn -Tucker condition, and presents an entirely relaticn between the variables and Kuhn - Tucker multipliers of the linear program and dual linear program.
利用非线性规划的Kuhn-Tucker条件给对偶线性规划一个统一简洁的定义,并给出线性规划与其对偶线性规 划的变量和Kuhn-Tucker乘子的完整关系。