求大神lingo 代码为什么报错?model:min=((x38-100)^2+(y38-700)^2)^(1/2)+@asin((((x38-x39)^2+(y38-y39)^2)^(1/2))/20)*3.14/9;(x38-270)^2+(y38-680)^2=100;(x39-270)^2+(y39-680)^2=100;End

求大神lingo 代码为什么报错?model:min=((x38-100)^2+(y38-700)^2)^(1/2)+@asin((((x38-x39)^2+(y38-y39)^2)^(1/2))/20)*3.14/9;(x38-270)^2+(y38-680)^2=100;(x39-270)^2+(y39-680)^2=100;End
求大神lingo 代码为什么报错?
model:
min=((x38-100)^2+(y38-700)^2)^(1/2)+@asin((((x38-x39)^2+(y38-y39)^2)^(1/2))/20)*3.14/9;
(x38-270)^2+(y38-680)^2=100;
(x39-270)^2+(y39-680)^2=100;
End

求大神lingo 代码为什么报错?model:min=((x38-100)^2+(y38-700)^2)^(1/2)+@asin((((x38-x39)^2+(y38-y39)^2)^(1/2))/20)*3.14/9;(x38-270)^2+(y38-680)^2=100;(x39-270)^2+(y39-680)^2=100;End
没有任何错误 结果是
Global optimal solution found.
Objective value:161.1724
Objective bound:161.1724
Infeasibilities:0.2842171E-12
Extended solver steps:2
Total solver iterations:712
Variable Value Reduced Cost
X38 260.0685 0.000000
Y38 681.1684 0.000000
X39 260.0685 0.000000
Y39 681.1684 0.000000