查询词典 combinatorial path

Introduces the notion of Feynman's path integrals and path integrals approach to financial modeling; Derives the path-dependent options pricing formula by making use of the Lagrange form of path integrals; Discusses Ilinski(2003)'s Gauge model which based on path integrals and fibre bundle, and its application for real-options evaluation; Summarizes the general modeling framework of options evaluation, taking advantage of the Hamilton form of path integrals; Applies the Geske-Johnson's analytical approximation in the path integrals form to the real-options evaluation for investment decisions, detailed procedure is presented under the assumption that underlying asset price dynamic follows a geometric Brownian motion, and the integral reduction for multivariate normal integrals and polynomial approximation for real-options evaluation is given.

系统论述了路径积分概念方法及其在期权估值中的应用，利用路径积分方法的Lagrange表述推导了路径依赖期权定价公式：探讨了基于路径积分和纤维丛的Gauge模型思想方法在实物期权价值评估中的应用；利用路径积分的Hamilton表述形式，总结了基于Hamilton表述的期权估值一般化框架；基于路径积分的形式框架建立了一个新的投资期权估值模型，并在具体的估值算法中给出了多重正态积分的降阶计算和期权价值的多项式逼近方法。

After systematically summarizing the relevant research based on object-oriented integration testing and MM path; this thesis does classification research to MM path from the reason of producing MM path, the effect scope of MM path and the structure of MM path; carries out an formalized representation of MM path to support integration testing based on MM path.

本文从程序代码出发，通过词法和语法分析获取相关分支和调用信息，实现了MM路径的自动生成；重点探讨了从UML规格说明生成MM路径的方法，利用消息响应表记录面向对象系统的交互信息，提出了一种从UML状态图自动生成原子MM路径的方法，为基于MM路径的面向对象集成测试研究奠定了基础。

The invention belongs to the fluid measuring technical field and relates to an oil, gas and water three-phase oil well continuous gauging device, which comprises a high-efficient gas-liquid separator; the high-efficient gas-liquid separator is connected with an oil, gas and water three-phase inflowing port; a gas phase outlet of the oil, gas and water three-phase inflowing port is connected with a gas phase measuring pipeline; a gas path temperature sensor, a gas path pressure sensor and a gas path endocone flowmeter with high-frequency differential pressure transmitter are arranged on the gas phase measuring pipeline; a liquid phase outlet of the high-efficient gas-liquid separator is connected with a liquid phase measuring pipeline; a liquid path Coriolis mass flowmeter and a liquid path endocone flowmeter are arranged on the liquid phase measuring pipeline; and the cross section of the pipeline for mounting the liquid path Coriolis mass flowmeter is more than the cross section of the pipeline for mounting the liquid path endocone flowmeter.

本发明属于流体测量技术领域，涉及一种油、气、水三相油井连续计量装置，包括高效气液分离器，高效气液分离器与油、气、水三相流入口相连，其气相出口与气相测量管路相连，在气相测量管路上装有气路温度传感器、气路压力传感器、带有高频差压变送器的气路内锥流量计；高效气液分离器的液相出口与液相测量管路相连，在液相测量管路上装有液路科氏质量流量计和液路内锥流量计，安装液路科氏质量流量计的管路的截面积大于安装液路内锥流量计的管路的截面积。

By the combinatorial proof or combinatorial interpretation, the identity is equipped with certain count meaning. The most general way in the combinatorial proof is to count two sides of the identity by two different methods. Generaly, through building a bijection from one set to another one, the number of the two sets respectively represents the two sides of the identity.

恒等式的组合证明或组合解释赋予了恒等式一定的计数意义，组合证明最常用的方法是分别用两种不同的方法对恒等式的两端进行计数，一般通过构造两个集合之间的双射，这两个集合的个数分别表示恒等式的两端，从而根据双射的一一对应性证明恒等式。

Moreover, by the combinatorial proof or combinatorial interpretation, the identity is equipped with certain count meaning. The most general way in the combinatorial proofs is to count two sides of the identity by two different methods. Generaly, through building a bijection from one set to another one, the number of the two sets respectively represents the two sides of the identity. Because of the 1-1 property of bijection, the identity is proved.

此外，恒等式的组合证明或组合解释赋予了恒等式一定的计数意义，组合证明最常用的方法是分别用两种不同的方法对恒等式的两端进行计数，一般通过构造两个集合之间的双射，这两个集合的个数分别表示恒等式的两端，从而根据双射的一一对应性证明恒等式。

In the thesis some vital identities with binomial coefficient are given with their combinatorial proof, and the q-analogues of some identities are offered with corresponding combinatorial proofs on the subspace-lattice. Especially, one remarkable result is that a new q-analogue of the cube-sums identity is obtained with its combinatorial proof over the vector space.

本文给出了一些重要的二项式系数恒等式的组合证明或组合解释，并从向量空间角度给出了一些恒等式的q-模拟及组合证明，其中突出的成果是给出了立方和恒等式的一个新的q-模拟及组合证明。

In the thesis , we give combinatorial proof of some q-identities using integer partition.In the thesis some vital identities with binomial coefficient are given with their combinatorial proof, and the q-analogues of some identities are offered with corresponding combinatorial proof using integer partition.

本文给出了一些重要的二项式系数恒等式的组合证明或组合解释，并从分拆的角度给出了一些q-恒等式的组合证明，其中突出的成果是给出了平方和恒等式的一个直接的组合证明并给出了偶数平方和与奇数平方和的q-模拟及组合证明。

If the power series ∑anxn an ∑anxn and ∑bnxn satisfy the condition r =∑bn xn, we obtain the twin combinatorial identity theorem between the sequences {an} and bn}.We also obtain some specific twin combinatorial identities by using the expansion on the binomial expression formula, including two expansions of combinatorial number(rsn and ...

如果幂级数∑anxn与∑bnxn满足条件r＝∑bnxn 时，获得数列｛an｝与｛bn｝之间孪生组合恒等式的定理，应用在二项式定理等展开式上得出具体的多组孪生组合恒等式，其中包含组合数的两种展开法，Bernoulli数直接表达式的新证等结果。

The chapter 3 investigates the constructive method which means that many combinatorial numbers, such as Stirling number, Bell number, harmonic number, Fibonacci number and the number of derangement, are represented to moments of some random variables. This method is used in the computation of combinatorial sums, discovery and proof of combinatorial identities.

第三章研究了构造性概率方法，即一些常见组合变量(以后统称组合数为组合变量)的概率表示，诸如Stirling数、Bell数、调和数、Fibonacci数、错排数都可以表示为一些随机变量的矩，这些概率表示可以用来研究组合和式的计算与恒等式的证明。

The supply chain integrates a status":This research investigates the status of the supply chain integration with the standpoint of the organization function and the closed path standpoint; Function standpoint :Enhance the enterprise internal function, promote supply chain integration worth, include a green environmental protection supply chain, supply chain security etc. value activity, carry on horizontal and vertical to integrate a promotion project; Closed path standpoint :Get into an international marketing by the integration value of the closed path, the different industry that creates a supply chain to totally use closed path and look for to have a closed path resource carries on an alliance and develops the value of the closed path integration."

供应链整合状态」：本研究以组织功能观点及通路观点来探究供应链整合状态；功能观点：强化企业内部功能，促进供应链整合价值，包含绿色环保供应链、供应链安全等价值活动，进水平与垂直整合推动计画；通路观点：以通路的整合价值进入国际市场销，建供应链共用通、寻求具有通资源的业进盟，发挥通路整合价值。

My father is over 60 years old, and he lifts weights every day.

我爸爸六十多岁了，他每天都练习举重。

Then in a serious tone she declared:"It doesn't pay, dear boy, to look like a ninny with one's wife the first night."

两眼湿润了，她把身子蜷得很小，这样似乎可以更好地闻闻自己。