vf-udf

欧拉角与四元数 欧拉角与四元数 欧拉角与四元数 欧拉角与四元数 欧拉角与四元数(you you you you you you you you you you you you you you you you my )

说明：  这是LU分解法求线性方程组的资料，讲解了LU分解的原理及过程，非常实用(LU decomposition seeking linear equations to explain the principles and process of the LU decomposition, very practical)

香农编码的C语言实现，VC++环境~~~~~~~~~~~~~~~~~~~~~~~~~(Shannon C-language coding, VC++ environment ~~~~~~~~~~~~~~~~~~~~~~~)

用来计算航天器再入质点弹道，其中包括插值算法，龙格库塔法以及大气模型(Used to calculate the particle trajectory of spacecraft re-entry, including the interpolation algorithm, Runge-Kutta method as well as atmospheric model)

说明：  平面问题的有限元基础，大家可以参考一下学习学习(The finite element foundation of the plane problem, you can refer to it)

潮流计算，IEEE30节点的潮流计算，和牛顿法的程序报告 (power flow)

高斯-塞德尔迭代、拉格朗日差值、牛顿法、四阶龙格库塔 与数值分析有关的公式(Gauss- Seidel iteration)

一维黎曼问题，计算流体力学，C和Frotran预言代码(Riemann problem)

基于D2Q9模型的LBM程序，用于计算方腔驱动流，对应何亚玲《格子Boltzmann方法的理论及应用》一书的源码(LBM D2Q9 model-based program used to calculate the square cavity driven flow, which corresponds He Yaling " Lattice Boltzmann Method Theory and Applications," a source book)

读入红细胞图片，通过中值滤波，开运算算，闭运算，和贴标签等方法获得细胞个数 (Read into the red blood cell picture, opening operation count median filtering, and closing operation, and the labeling methods such as cell number)