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LINGO线性规划 怎么编写?min=10*(x1-155)+10*(x2-258)+30*(98-x3)+30*(106-x4)+30*(123-x5)+30*(x6-135)+30*(138-x7)+30*(140-x8)+30*(x9-150)+30*(x10-180)约束x051x052x053x054x055x056x057x0589 101x05-x053x0515x0515x0515x0515x0515x051
题目详情
LINGO线性规划 怎么编写?
min=10*(x1-155)+10*(x2-258)+30*(98-x3)+30*(106-x4)+30*(123-x5)+30*(x6-135)+30*(138-x7)+30*(140-x8)+30*(x9-150)+30*(x10-180)
约束
\x051\x052\x053\x054\x055\x056\x057\x058
9 10
1\x05-\x053\x0515\x0515\x0515\x0515\x0515\x0515\x0515\x0515
2\x053\x05-\x0515\x0515\x0515\x0515\x0515\x0515\x0515\x0515
3\x0515\x0515\x05-\x058\x058\x058\x058\x058\x058\x058
4\x0515\x0515\x058\x05-\x058\x058\x058\x058\x058\x058
5\x0515\x0515\x058\x058\x05-\x058\x058\x058\x058\x058
6\x0515\x0515\x058\x058\x058\x05-\x058\x058\x058\x058
7\x0515\x0515\x058\x058\x058\x058\x05-\x058\x058\x058
8\x0515\x0515\x058\x058\x058\x058\x058\x05-\x058\x058
9\x0515\x0515\x058\x058\x058\x058\x058\x058\x05-\x058
10\x0515\x0515\x058\x058\x058\x058\x058\x058\x058\x05-
|xi-xj|>=xij(i不等于j)
x1=155;
x2=258;
x3=89;
x4=96;
x5=110;
x6=135;
x7=124;
x8=126;
x9=150;
x10=180;
min=10*(x1-155)+10*(x2-258)+30*(98-x3)+30*(106-x4)+30*(123-x5)+30*(x6-135)+30*(138-x7)+30*(140-x8)+30*(x9-150)+30*(x10-180)
约束
\x051\x052\x053\x054\x055\x056\x057\x058
9 10
1\x05-\x053\x0515\x0515\x0515\x0515\x0515\x0515\x0515\x0515
2\x053\x05-\x0515\x0515\x0515\x0515\x0515\x0515\x0515\x0515
3\x0515\x0515\x05-\x058\x058\x058\x058\x058\x058\x058
4\x0515\x0515\x058\x05-\x058\x058\x058\x058\x058\x058
5\x0515\x0515\x058\x058\x05-\x058\x058\x058\x058\x058
6\x0515\x0515\x058\x058\x058\x05-\x058\x058\x058\x058
7\x0515\x0515\x058\x058\x058\x058\x05-\x058\x058\x058
8\x0515\x0515\x058\x058\x058\x058\x058\x05-\x058\x058
9\x0515\x0515\x058\x058\x058\x058\x058\x058\x05-\x058
10\x0515\x0515\x058\x058\x058\x058\x058\x058\x058\x05-
|xi-xj|>=xij(i不等于j)
x1=155;
x2=258;
x3=89;
x4=96;
x5=110;
x6=135;
x7=124;
x8=126;
x9=150;
x10=180;
▼优质解答
答案和解析
model:
sets:
point/1..10/:x;
road(point,point)|&1#gt#&2:a;
endsets
data:
a=
3
1515
15158
151588
1515888
15158888
151588888
1515888888
15158888888;
enddata
min=10*(x(1)-155)+10*(x(2)-258)+30*(98-x(3))+30*(106-x(4))+30*(123-x(5))+30*(x(6)-135)+30*(138-x(7))+30*(140-x(8))+30*(x(9)-150)+30*(x(10)-180);
@for(road(i,j):@abs(x(i)-x(j))>=a(i,j));
x(1)<=599;
x(1)>=155;
x(2)<=744;
x(2)>=258;
x(3)<=98;
x(3)>=89;
x(4)<=106;
x(4)>=96;
x(5)<=124;
x(5)>=110;
x(6)<=576;
x(6)>=135;
x(7)<=138;
x(7)>=124;
x(8)<=140;
x(8)>=126;
x(9)<=591;
x(9)>=150;
x(10)<=657;
x(10)>=180;
end
sets:
point/1..10/:x;
road(point,point)|&1#gt#&2:a;
endsets
data:
a=
3
1515
15158
151588
1515888
15158888
151588888
1515888888
15158888888;
enddata
min=10*(x(1)-155)+10*(x(2)-258)+30*(98-x(3))+30*(106-x(4))+30*(123-x(5))+30*(x(6)-135)+30*(138-x(7))+30*(140-x(8))+30*(x(9)-150)+30*(x(10)-180);
@for(road(i,j):@abs(x(i)-x(j))>=a(i,j));
x(1)<=599;
x(1)>=155;
x(2)<=744;
x(2)>=258;
x(3)<=98;
x(3)>=89;
x(4)<=106;
x(4)>=96;
x(5)<=124;
x(5)>=110;
x(6)<=576;
x(6)>=135;
x(7)<=138;
x(7)>=124;
x(8)<=140;
x(8)>=126;
x(9)<=591;
x(9)>=150;
x(10)<=657;
x(10)>=180;
end
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