最优化控制的算法，牛顿梯度法的源代码-Main_function

fitness,适应度函数，计算适应度函数，(fitness, fitness function, calculate the fitness function,)

书籍工程电磁场数值计算，包括有限差分法、有限元法、矩量法和边界元法以及电磁场的逆问题(Engineering books electromagnetic field numerical calculation, including the inverse problem of the finite difference method, finite element method, the method of moments and the boundary element method, and electromagnetic fields)

c语言，三角函数 对数函数 数值计算 举例说明，混合计算数值计算的C语言实现(c calculator trigonometric function logarithmic function numerical calculation)

这是2011年中国等离子暑期学校关于磁流体力学（MHD）的讲义，授课的老师是北京大学的王晓刚教授，非常经典！(This is the 2011 China Summer School on magnetic plasma hydrodynamics (MHD) lectures, taught at Peking University Professor Wang Xiaogang teacher, very classic!)

基于P-Q分解法的快速潮流计算,可用于实际系统(The fast power flow calculation based on P-Q decomposition method can be used in practical system.)

通过测量光学薄膜的反射率曲线反演其光学常数，包括厚度与折射率(By measuring the optical thin film reflectivity curve inversion of its optical constants, including the thickness and refractive index)

matlab 实现克里金插值 传统克里金插值 可用于已知少数点的值画整体趋势面(matlab kriging Can be used to draw a few points of the known value of the overall trend surface)

改程序是计算出金属表面等离子体直波导的有效折射率随波长和传输长度随波的两色散曲线，另外给定Drude-Lorentzia模型参数给定后，还可以求解介电常数以及画出相应实部和虚部的曲线(This programer is used to calculate Ag relative dielectric constant accroding to the Drude-Lorentzia and sovle the transcendental equation for even illumination. At the same time,it can draw the diagram of relationship between the dispersion curve and the Transmission with the length. )

自制的计算器，可实现加减运算，清除，后退等功能(Homemade calculator, can realize the addition and subtraction, clear, back, etc)

说明：  自定义浮点数的软件实现，支持和普通浮点数的互换。(Self-defined float compatible with IEEE 754)