convection and diffusion-allscheme_fortran

本程序主要根据有限元法编写，可以求解薄板的振动和静力分析问题(This procedure mainly based on the preparation of the finite element method can solve the plate vibration and static analysis of the problem)

说明：  气泡上浮实验，基于fluent的二维模型(Bubble Floating Experiment)

说明：  复合材料损伤，复合材料层间分层，损伤，刚度退化、衰减(Composite damage, delamination of composite layers, damage, stiffness degradation, attenuation)

用Lanczos方法求解矩阵的最大几个奇异值的Matlab程序。(Matlab codes for large singular value with Lanczos Methods)

用matlab的算法，实现MUSIC时间反演，主要用于信号处理中的相关问题(MUSIC time reversal matlab algorithm, mainly used for signal processing issues related to)

一本介绍半解析数值方法的经典之作，对从事数值分析及方法研究和应用的科研人员是不错的参考资料(Introduce a semi-analytical numerical method of classic, engaged in numerical analysis and methods of research and application of scientific research personnel is a good reference)

说明：  划分naca0012网格，其中interfunction为翼型函数(compute mesh for naca0012 airfoil in matlab)

一篇小论文，转子动力学方面多耦合结构研究，是一篇值得研究的论文，题目为椭圆轴承-转子系统的稳定性与分岔。(A small paper, the dynamics of multi-rotor coupling structure, is a worthy research paper, entitled elliptical bearing- Rotor System Stability and bifurcation.)

说明：  用于在数值分析中，对于离散点进行拉格朗日差值拟合(Lagrangian difference fitting)

计算按频率抽取的基4快速傅里叶变换算法，与基2FFT相比，基4FFT的乘法量约减少25 。(Calculating frequency taken by fast Fourier transform algorithm base 4, compared with the base 2FFT the base 4FFT multiplication about 25 less.)