Scientific-Calculator

计算多项流的好程序，简单好用，计算量小。可以较好的模拟二维的两项变化情况(Calculating a number of streams of the program, easy to use, small amount of calculation. Can better simulate the two-dimensional variation)

最小二乘估值的SVD分解计算方法，本程序可将最小二乘估值问题转化为超定方程组的问题处理，且可用奇异值分解的方法计算最小二乘问题。(Least Squares Estimates of the SVD decomposition method, the valuation process can be transformed into squares overdetermined equations deal with the problem, and can be calculated singular value decomposition least squares problem.)

计算波导中四波混频效率，考虑线性损耗、自由载流子吸收损耗、双光子吸收损耗(FWM efficiency in silicon waveguide)

最优潮流计算程序（使用电力系统专业，属于非线性规划问题）．(optimal power flow calculation procedure (using power systems professional, is Nonlinear Programming).)

进行PQ分解，计算电力系统潮流的有效方法，应用广泛(PQ decomposition is an effective method for calculating power flow in power system.)

很好用的有关矩阵的各种操作，包括求逆，特征值，特征向量，svd分解等(good part of the matrix of various operations including inverse, eigenvalues, eigenvectors, svd decomposition, etc.)

说明：  求解黎曼问题格式Roe格式FORTRAN编程(Solution of Riemannian problem format roe format FORTRAN programming)

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)

用递推最小二乘法，使用MATLAB对液面高度进行估计。(using recursive least squares method, using MATLAB surface height estimation.)

说明：  Analysis of 2D structure using Mesh Free Method...