# 数模和电磁场英文课程描述

Course code: 09236 Title: Mathematical Modeling Credit rating: 3.0 Time: Semester Two Prerequisites: Mathematics,Linear algebra,computer programme language School responsible: College of Mathematics and Computational Science Assessment: 2 hours end of semester examination; Weighting within unit 80% Brief description: 本课程主要介绍用数学知识解决实际问题的手段——建立数学模型。通过教学,使学生掌握 数学模型的基本知识；培养学生认识问题，用数学模型和计算机分析解决实际问题的初步 能力；增强学生学习数学的兴趣和自学的能力，了解数学的一些应用分支的理论，会建立 相应的简单模型，并能对模型进行分析。 This course mainly introduces the methods of the mathematic knowledge to solve practical problems, by establishing mathematical model. Through teaching , let the students master the basic knowledge of the mathematical model,cultivate the students preliminary ability that how to confront with problem and use mathematical model and computer to analysis and solve practical problems. In addition,it will enhance students' interest in learning mathematics and the ability of self-study. What's more,it will intrigue students to learn some applications of the theory of branch, be able to set up a corresponding simple model, and have capacity to analyze the model. Syllabus 1. 建立数学模型 Build up the mathematical modeling 数学建模的背景，基本方法和步骤，数学模型的特点和分类 The background ,basic methods and steps of mathematical modeling,the characteristics and classification of the mathematical model. 2. 初等模型 Elementary model 光盘的数据容量，双层玻璃窗的功效，划艇比赛的成绩，污水均流池的设计，交通流与道路 通行能力，核军备竞赛，天气预报的评价 CD data capacity, the effect of double glazing, Rowing match results, the design of the sewage flow pool, traffic flow and road traffic capacity, nuclear arms race, the evaluation of weather forecast 3. 简单的优化模型 Simple optimization model 存贮模型，生猪的出售时机，消费者的选择，生产者的决策，血管分支 Storage model, the selling time of live pigs, consumers' choice, decision-making of producers, vascular branch. 4. 数学规划模型 Mathematical programming model 奶制品的生产与销售， 自来水输送与货机装运， 汽车生产与原油采购， 饮料厂的生产与检修， 钢管和易拉罐下料

Production and sales of dairy products, water transport and cargo shipping, automobile production and crude oil procurement, beverage factory production and maintenance , distribution of steel pipe and cans. 5. 微分方程模型 Differential equation model 传染病模型，经济增长模型，正规战与游击战，药物在体内的分布与排除，人口的预测和控 制 Infectious disease model, economic growth model, regular war and guerrilla war, the distribution of drug in the body and ruled out, prediction and control of the population. 6. 代数方程与差分方程模型 Algebraic equation and difference equation model 投入产出模型，原子弹爆炸的能量估计与量纲分析，市场经济中的蛛网模型，减肥计划 Input-output model, the atomic bomb explosion energy estimation and dimensional analysis, the cobweb model of market economy, a weight-loss program. 7. 稳定性模型 Stability of the model 军备竞赛，差分形式的阻滞增长模型，微分方程与差分方程稳定性理论简介 An arms race, the differential form of retarding growth model, differential equation and difference equation stability theory. 离散模型 Discrete model 层次分析模型 Hierarchical analysis model. 9. 统计回归模型 The statistical regression model 牙膏的销售量，酶促反应，教学评估 Sales of toothpaste, enzymatic reaction, the teaching evaluation 8. Recommended Textbooks
? Jiang QI-yuan, Xie Jing-xing,Ye Jun,Mathematical Modelling, Higher Education Press, 2011

Course code: 09327 Title: Electromagnetic Field and Electromagnetic wave Credit rating: 3.0 Time: Semester Three School responsible: College of Physics Science and Technological Science Assessment: 2 hours end of semester examination; Weighting within unit 80% Brief description: 本课程使学生掌握电磁场的有关定理、定律、麦克斯韦方程等的物理意义及数学表达 式。其包括电磁场与电磁波两部分。电磁场部分是在《电磁学》课程的基础上，运用矢量 分析的方法，描述静电场和恒定磁场的基本物理概念，在总结基本实验定律的基础上给出

This course makes students master the theorem and the physical meaning of the Maxwell equations and mathematical expressions. It includes the electromagnetic field and electromagnetic wave.Part one is the electromagnetic field .It makes students to learn using the method of vector analysis on the basis of electromagnetism course to describe the essential physical concept of electrostatic field and constant magnetic field, and giving the basic law of electromagnetic field based on summarizing the basic law of experiment, and studying the method to solve problems in the static field. Electromagnetic wave part mainly introduces about the propagation rules of electromagnetic waves in a variety of media and the basic theory of antenna.

Syllabus

1. 矢量分析 Vector analysis 矢量代数，三种常用的正交坐标系，标量场的梯度，矢量场的通量与散度，矢量场的环流 与旋度，无旋场与无散场，拉普拉斯运算与格林定理 Vector algebra, three kinds of commonly used orthogonal coordinate system, the gradient of a scalar field, vector field flux and the divergence of the vector field of circulation and curl, irrotational field and solenoidal field, Laplace operation with green's theorem.

2. 电磁场的基本规律 The basic rule of electromagnetic field 电荷守恒定律，真空中静电场的基本规律，真空中恒定磁场的基本规律，媒质的电磁特性， 电磁感应定律和位移电流，麦克斯韦方程组，电磁场的边界条件 Charge conservation law, the basic rule of electrostatic field in vacuum, the basic law of constant magnetic field in vacuum, electromagnetic properties of medium, the law of electromagnetic induction and the displacement current, Maxwell's equations, boundary conditions of electromagnetic field.

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Wave equation, the electromagnetic field of a function, the law of conservation of electromagnetic energy, the uniqueness theorem ,time-harmonic electromagnetic field

Ideal medium uniform plane wave, polarization of electromagnetic wave, Uniform plane wave propagation in conductive medium, Uniform plane wave propagation in anisotropic medium

6. 均匀平面波的反射与透射 Uniform plane wave reflection and transmission 均匀平面波对分界平面的垂直入射，均匀平面波对多层介质分界平面的垂直入射，均匀平 面波对理想介质分界平面的斜入射，均匀平面波对理想导体平面的斜入射

The uniform plane wave vertical incidence on the plane, the uniform plane wave vertical incidence in multilayer dielectric plane, the uniform plane wave oblique incidence in the ideal dielectric plane, the uniform plane wave oblique incidence in the ideal conductor plane

7. 导行电磁波 Guided electromagnetic wave 导行电磁波概论，矩形波导，圆柱形波导，同轴波导，谐振腔

Introduction to guide line of electromagnetic wave, rectangular waveguide, cylindrical waveguide, coaxial waveguide, and resonant cavity

8. 电磁辐射 The electromagnetic radiation 滞后位，电偶极子的辐射