Labview平台三元方程组的牛顿迭代法计算数值解。想要处理自己的三元方程组，可以将程序中f1 f2 f3方程组修改成自己的方程组，相应微分方程也要修改。-Labview platform three yuan Equations Newton iterative method to calculate the numerical solution. Want to deal with their own triple equations, you can modify the program