这个模型出了什么问题呢?请帮个忙。。。谢谢ha
MODEL:TITLE DISTRIBUTION PROBLEM;
SETS:
RDC/A,B,C/;
Retailer/w,x,y,z/;
LINKS(RDC,Retailer):d,e,a,v;
ENDSETS
DATA:
d=200,300,250,150,
300,200,300,400,
100,200,300,200;
e=4,5,6,4,
7,5,6,8,
4,5,6,5;
a=1,2,1,1,
2,1,2,3,
1,2,2,1;
w=1/12,1/12,1/12,1/12,
1/12,1/12,1/12,1/12,
1/12,1/12,1/12,1/12;
ENDDATA
min=@sum(LINKS(i,j):w(i,j)*d(i,j)/v(i,j));
@for(LINKS(j,k):e(j,k)>=a(i,j)+d(i,j)/v(i,j));
END 回复 1# denniceyang
LINKS(RDC,Retailer):d,e,a,v; v是不是应该是w 回复 1# denniceyang
LINKS(RDC,Retailer):d,e,a,v;
把w也加上啊 还有@for(LINKS(j,k):e(j,k)>=a(i,j)+d(i,j)/v(i,j));
为什么前面是J,K,后面又冒出I,J 呢 妥了,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, 谢谢,嘿嘿《《》》》》》》》》》
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