用LINGO解最优化问题中程序没有最优解帮看看要怎么改

分类: 作业答案 • 2022-06-30 00:18:31

问题描述：

用LINGO解最优化问题中程序没有最优解帮看看要怎么改
min=7.2*x1+7.2*x3+7.2*x4+7.2*x5+(x3+x4+x5)*21.4834;
x1^2=15^2+(5-x5-(x3^2-n^2)^0.5)^2;
(5-n)^2+(8-x5)^2=x4^2;
n

答

有解啊：Global optimal solution found.Objective value:384.4406Extended solver steps:16Total solver iterations:...