搜搜做题作业网求大神给看看下面的lingo
来源：学生作业帮 编辑：搜搜做题作业网作业帮 分类：综合作业 时间：2024/06/07 08:16:35
求大神给看看下面的lingo
MODEL:
Title Local Problem:
sets:
demand/1..6/:a,b,d;
supply/1..2/:x,y,e;
link(demand,supply):c;
endsets
data:
a=1.25,8.75,0.5,5.75,3,7.25;
b=1.25,0.75,4.75,5,6.5,7.75;
d=3,5,4,7,6,11;e=20,20;
enddata
init:
x,y=5,1,2,7;
endinit
【OBJ】min=@sum(link(i,j):c(i,j)*(（x(j)-a(i)）^2+（y(j)-b(i))^2)^(1/2));
@for(demand(i):[DEMAND_CON]@sum(supply(j):c(i,j)
MODEL:
Title Local Problem:
sets:
demand/1..6/:a,b,d;
supply/1..2/:x,y,e;
link(demand,supply):c;
endsets
data:
a=1.25,8.75,0.5,5.75,3,7.25;
b=1.25,0.75,4.75,5,6.5,7.75;
d=3,5,4,7,6,11;e=20,20;
enddata
init:
x,y=5,1,2,7;
endinit
【OBJ】min=@sum(link(i,j):c(i,j)*(（x(j)-a(i)）^2+（y(j)-b(i))^2)^(1/2));
@for(demand(i):[DEMAND_CON]@sum(supply(j):c(i,j)
符号必须用英文状态下的,别用中文的.
MODEL:
Title Local Problem;
sets:
demand/1..6/:a,b,d;
supply/1..2/:x,y,e;
link(demand,supply):c;
endsets
data:
a=1.25,8.75,0.5,5.75,3,7.25;
b=1.25,0.75,4.75,5,6.5,7.75;
d=3,5,4,7,6,11;e=20,20;
enddata
init:
x,y=5,1,2,7;
endinit
[OBJ]min=@sum(link(i,j):c(i,j)*((x(j)-a(i))^2+(y(j)-b(i))^2)^(1/2));
@for(demand(i):[DEMAND_CON]@sum(supply(j):c(i,j))
MODEL:
Title Local Problem;
sets:
demand/1..6/:a,b,d;
supply/1..2/:x,y,e;
link(demand,supply):c;
endsets
data:
a=1.25,8.75,0.5,5.75,3,7.25;
b=1.25,0.75,4.75,5,6.5,7.75;
d=3,5,4,7,6,11;e=20,20;
enddata
init:
x,y=5,1,2,7;
endinit
[OBJ]min=@sum(link(i,j):c(i,j)*((x(j)-a(i))^2+(y(j)-b(i))^2)^(1/2));
@for(demand(i):[DEMAND_CON]@sum(supply(j):c(i,j))