给我一个求解非线性方程组的matlab代码
时间: 2024-06-03 16:10:09 浏览: 88
以下是一个求解非线性方程组的matlab代码的示例:
function y = equations(x)
y(1) = x(1)^2 - x(2) - 1;
y(2) = x(1) - x(2)^2 + 2;
options = optimoptions('fsolve','Display','off');
x0 = [0,0];
[x,fval] = fsolve(@equations,x0,options);
disp(x)
其中,equations() 函数用于定义非线性方程组,而‘fsolve’函数是用于解算出这个非线性方程组的根。这个函数通过提供的初始值 x0,利用优化选项 options 实现精确求解。
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