C#实现的基本数值算法：利用高斯消元法求线性方程组的解、利用约当消元法求线性方程组的解、一元非线性方程实根的数值算法及程序实现-C# implementation of basic numerical algorithms: Gaussian elimination method of solution of linear equations using Jordan Elimination Method of linear equations, one dollar real roots of

用高斯--约当列主元消去法求线性方程组的解-Gauss- Jordan elimination method for main-element solution of linear equations