计算多层膜结构的透射率Transsion

用LBM结合非平衡外推方法实现的圆柱绕流，柱面边界以非平衡外推方法实现。(LBM combined with the extrapolation method of achieving non-equilibrium flow around a cylinder, cylinder boundary to achieve non-equilibrium extrapolation method.)

有限元分析与应用中的程序，用于平面束分析(Finite element analysis and application of the program, for planar beam analysis)

说明：  算法知识讲解，是一本不错的算法入门级教材的pdf版本(This is a good introduction to algorithm)

计算在不同湿度下，不同频率下，大气的衰减系数。(Calculation under different humidity, different frequencies, atmospheric attenuation coefficient.)

模糊控制的C语言实现，双输入单输出，采用查表法进行模糊推理，去模糊方法采用重心法，易于单片机实现(C language realization of fuzzy control, double input and single output, using look-up table method for fuzzy reasoning, using center of gravity method for deblurring, easy to realize by single chip computer)

用乔里斯基分解法求系数矩阵为对称正定右端为常向量的方程组(Demand coefficient matrix with the Cholesky decomposition method for symmetric positive definite the right end of the constant vector equations)

是一个基于Fortran语言计算 第一主应力 和 第三主应力 结构数值计算方便的代码(Fortran language is a calculation based on the first principal stress and the third principal stress code structure to facilitate numerical calculation)

说明：  本书是为理工科大学各专业普遍开设的“数值分析”课程编写的教材 . 其内容包括插值与逼近 ,数值微分与数值积分 , 非线性方程与线性方程组的数值解法 , 矩阵的特征值与特征向量计算 , 常微分方程数值解法 . 每章附有习题并在书末有部分答案 ,书末还附有计算实习题和并行算法简介 . 全书阐述严谨, 脉络分明 ,深入浅出 ,便于教学 .(This book is a textbook for the course of "numerical analysis" which is widely offered in various majors of universities of science and engineering. Its contents include interpolation and approximation, numerical differentiation and numerical integration, numerical solution of non-linear and linear equations, calculation of eigenvalues and eigenvectors of matrices, numerical solution of ordinary differential equations. At the end of the book, there are some answers. At the end of the book, there are also a brief introduction of computational practice questions and parallel algorithms. The whole book elaborates rigorously, clearly, thoroughly and shallowly, which is convenient for teaching.)

说明：  相变UDF，包括质量传递和热量传递，能够进行气液相变的模拟(Phase transition UDF, including mass transfer and heat transfer, gas-liquid phase transition can be simulated)

ABAQUS 有限元子程序，粘弹性本构，蠕变应力松弛测试拟合结果(ABAQUS umat creep stress relaxation fitting result)