查询词典 reflection principle

Illustrate the reflection principle for a random walk with one absorbing barrier and show the Boyle-Lau algorithm for pricing single barrier options.

1973年，Black-Scholes开创性论文"期权定价与公司债务"的发表标志著期权定价理论的诞生。

Features of using reflection principle to inspect the quality of anchoring with anchor rod are introduced.

本文结合实例，介绍了运用反射原理检测锚杆锚固质量的方法特点，文中还就拉拔试验评价锚杆锚固质量这一方法所存在的问题作了分析，提出了应将两种检测方法配合使用，进行综合评价。

I would like to practice, finding a light diffuse reflection principle; easy to fix this problem.

本人在本质处事洋，搜索不入一种诳骗光芒漫不正射道理处置此题目的简便易行的方法。

R4The working principle of convergence reflection type photo switch is similar to that of direct reflection type one, while its projector and light receiver focus on object distance, only when the object presents to the focus can the photo switch actuate.

R3 会聚型反射式convergence reflection type 会聚型反射式的光电开关的工作原理类似于直接反射式光电开关，然而其投光器与受光器聚焦于物距离，只有当物体出现在聚焦时，光电开关才有动作。

The main results are:(1) the L1 boundedness of the Cesaro means operator of the harmonic expansions on the unit sphere with reflection-invariant measures is proved, and the characterization of the convergence index is given; for the points not in the planes with singularities, the pointwise convergence is also proved; these results are the generalizations of those both for the classical spherical harmonic expansions and for the Jacobi expansions;(2) Using the differential-reflection operators of Dunkl type, the uncertainty principle of a class of Sturm-Liouville operators is established, and as consequences, the uncertainty principles of some well-known classical orthogonal expansions such as Jacobi, Hermite and Laguerre expansions are obtained;(3) by introducing the Cauchy-Riemann equations in terms of the differential-reflection operators of two variables, the harmonic analysis of the extended Jacobi expansions is studied; the results include the Lp boundedness and the weak-L1 boundedness of the conjugate extended Jacobi expansions; specially, for some indexes p smaller than 1, the basic theory of the related Hardy spaces is established.

主要成果有：（1）证明了带有反射不变测度的球面调和展开蔡沙罗平均算子的L1有界性，给出了收敛指标的特征刻划，对不在奇性平面上的点，还证明了点态收敛性，这些成果同时推广了经典球面调和展开和雅可比展开的结果；（2）利用Dunkl型的微分-反射算子建立了一类斯特姆-刘威尔算子的测不准原理，并由此得到一些著名的经典正交展开如雅克比展开、赫米特展开和拉盖尔展开的测不准原理；（3）利用由两个变量的微分-反射算子定义的柯西-黎曼方程组来研究扩展雅克比展开的调和分析，证明了共轭扩展雅克比展开的Lp有界性和弱L1有界性，特别是对小于1的一些指标p，建立了相应的哈代空间的基本理论。

And the pricing formulas are worked out mainly via the approach of the reflection principle.

本文是主要采用反射原理来求三类期权的定价公式的。

Based on the basic principle of reflection and transmission in the process of the propagation of logitudinal wave, this paper recounts a new theory and method for the application of pile body completeness inspection data with reflection wave method to the quantitative determination of apparent reflection coefficients and the round travelling time of reflection wave.

摘要从纵波传播过程的反射和透射的基本原理出发，介绍了反射法桩身完整性检测数据在频率域中定量确定视反射系数和反射波往返时间的一种新的理论和方法。

The algorithms in the Algorithm library can be dynamically invocated by the computing server without restart or re-compile the system using reflection principle.

实现了计算服务器对算法库的动态调用，通过反射机制，系统在不用重新编译的情况下就可以使用算法库里的新增算法进行作业计算。

Based on basic theory of elastic wave propagation, wave equation forpropagation of elastic wave in 2 dimension vertical inhomogeneous mediumof similar concrete cutoff wall model is developed. 2 dimension elastic sheetof concrete cutoff wall is established to research law and energy distributionrelations between propagation, attenuation, reflection and transmission ofelastic wave in concrete cutoff wall; Based on the concept of resolution, thecontent of vertical reflection method used to inspect concrete cutoff wallresolution is raised and factors will have influences on resolution are analyzed,expression of defective layer composite reflection factor and detectabledefective layer maximum thickness are developed; Relations between allsteps of sampling system of vertical reflection are build, the influence ofcentrum characteristics and receiving sensor on testing results are analyzed,therefore parameter requirements for testing instrument and parameter selection principle of collected parameters are raised.

2从弹性波传播的基本理论研究出发，推导了弹性波在类似混凝土防渗墙模型的二维垂向不均匀介质中传播的波动方程式；建立了混凝土防渗墙二维弹性薄板模型，研究弹性波在混凝土防渗墙中的传播、衰减、反射、透射规律及能量分配关系；从分辨率的概念出发，提出了垂直反射法检测混凝土防渗墙分辨率的内涵，对影响分辨率的因素进行了分析，推导出了缺陷层复合反射系数、可检测缺陷层极限厚度的表达式；建立了垂直反射法采样系统各环节之间的关系，研究分析了震源特性、接收传感器对测试结果的影响，提出了对测试仪器参数的要求及采集参数的选择原则。

Field research, conducted with the principle of choosing an ordinary teacher and reviewing its reflective behaviors in teaching, have shown that the research results of previous studies in contents and methods of reflection, and influential factors in this process. Specifically, the survey reveals the teacher"s reflection on teaching process, teaching environment, and characteristics, strong points and weak points etc.; reflective methods adopted by the teacher, such as individual preparation for lessons, postscripts, annual summary, thesis papers, reading theoretical documents, and talking with students and colleagues, and network; factors influencing reflection such as a school"s teaching environment, life pressure and personal commitment.

通过对本着从具体的生活场景中选择一位普通教师，并对其教学反思的行为进行实地考察的原则来选择的考察对象的研究发现，已有研究所提出的一些反思内容、方法和影响因素在教学实践中有所体现，诸如对教学过程、教学环境、自身的特点和优缺点等方面的反思；采用个人备课、教后记、学年总结、论文、阅读理论文献、与学生谈话、同事、网络等教学反思方法；学校教学环境、生存压力、个人信念等教学反思的影响因素。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。