By coordinate transformation , the basic flow field with moving boundary is changed to a fixed domain , and solved numerically with the project method in this domain . the stable condition of the scheme of the difference equation is obtained through analysis 采用投影法结合坐标变换法，将动边界的基本流场，转化为定边界的流场，对其进行数值求解，并且对求解所用的差分方程进行了稳定性分析。
For the differential equations of the galloping model is hardly solved , taylor transform method is introduced . , and the model is analyzed by taylor transform method . the computer simulation result same to reality is reached 针对舞动模型偏微分方程无法直接求解，提出taylor变换法这一非线性分析方法，并应用taylor变换法对舞动模型分析，通过对分析结果的计算机仿真计算，得到了比较接近实际情况的结果。
2 several theory analysis methods for properties of fiber gratings are presented including the coupled - mode theory , transfer matrix approach , multi - film method and fourier transfer method . these methods have their own characteristics and scope of application 2介绍了光纤光栅的理论特性分析,并分别利用耦合模理论、传输矩阵法和傅立叶变换法对各类型光纤光栅(布拉格光栅、长周期光栅、啁啾光栅)的光谱特性进行了分析。
This text aims to establish mathematics model , everyday randomicity variable to be set up by the discrete transformation method , to set up the simulation parameter form and the moleling and covariance form , draw the procedure flow chart to proceed simulative newspaper calculator problem 摘要通过建立数学模型、运用离散反变换法产生每天卖报数随机变量、建立模拟参量表和建模及统计变量表、画出程序流程图等步骤对报童问题进行模拟。
In the first part , we have studied the stimulated algorithm of the diffraction of light ; and , through direct integral , convolution , and fourier transform , we created the numerical algorithm of fresnel integral and additionally , these three methods have also been compared in this paper 首先研究光线衍射传播的模拟算法，分别利用直接积分法、卷积法和傅里叶变换法实现了菲涅耳积分的数值计算方法，同时比较了这三种方法的优劣。
The information along 3d maximum shear stress tracing line is completely ascertained with the method of parameter transformation , then the changing rule of the normal stress along 3d maximum shear stress tracing line is discussed based on cobevel method 摘要利用坐标变换法证明了一般三维塑性流动问题任意点应力状态，可以完全由三维最大剪应力迹线上的信息确定，进而利用共斜面法给出了三维塑性流动问题沿最大剪应力迹线正应力的变化规律。
Then , the four procedures of controller synthesis , namely , the constraint transformation method ( ctm ) , the eigen marking method ( emm ) , the linear integer program method ( lip ) and the extended linear integer program method ( elip ) are discussed one by one 监控理论部分：首先讨论了禁止状态问题的最大允许控制器存在的充分必要条件；接着研究了四种具体的控制器综合方法，即约束变换法、特征标识法、线性整数规划法和扩展线性整数规划法。
