model:sets:yh/1,2,3/:;fq/1,2,3/:;link(yh,fq):x,d;link1(fq):w;endsetsmin=0.5*@sum(yh(i):d(i,j)-x(i,j))+0.3*@sum(yh(i):d(i,j)-x(i,j))+0.2*@sum(yh(i):d(i,j)-x(i,j));@for(yh(i):@sum(fq(j):x(i,j))=o);lingo最后的约束条件报错:index variables may
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 21:13:30
![model:sets:yh/1,2,3/:;fq/1,2,3/:;link(yh,fq):x,d;link1(fq):w;endsetsmin=0.5*@sum(yh(i):d(i,j)-x(i,j))+0.3*@sum(yh(i):d(i,j)-x(i,j))+0.2*@sum(yh(i):d(i,j)-x(i,j));@for(yh(i):@sum(fq(j):x(i,j))=o);lingo最后的约束条件报错:index variables may](/uploads/image/z/14971044-12-4.jpg?t=model%3Asets%3Ayh%2F1%2C2%2C3%2F%3A%3Bfq%2F1%2C2%2C3%2F%3A%3Blink%28yh%2Cfq%29%3Ax%2Cd%3Blink1%28fq%29%3Aw%3Bendsetsmin%3D0.5%2A%40sum%28yh%28i%29%3Ad%28i%2Cj%29-x%28i%2Cj%29%29%2B0.3%2A%40sum%28yh%28i%29%3Ad%28i%2Cj%29-x%28i%2Cj%29%29%2B0.2%2A%40sum%28yh%28i%29%3Ad%28i%2Cj%29-x%28i%2Cj%29%29%3B%40for%28yh%28i%29%3A%40sum%28fq%28j%29%3Ax%28i%2Cj%29%29%3Do%29%3Blingo%E6%9C%80%E5%90%8E%E7%9A%84%E7%BA%A6%E6%9D%9F%E6%9D%A1%E4%BB%B6%E6%8A%A5%E9%94%99%EF%BC%9Aindex+variables+may)
model:sets:yh/1,2,3/:;fq/1,2,3/:;link(yh,fq):x,d;link1(fq):w;endsetsmin=0.5*@sum(yh(i):d(i,j)-x(i,j))+0.3*@sum(yh(i):d(i,j)-x(i,j))+0.2*@sum(yh(i):d(i,j)-x(i,j));@for(yh(i):@sum(fq(j):x(i,j))=o);lingo最后的约束条件报错:index variables may
model:
sets:
yh/1,2,3/:;
fq/1,2,3/:;
link(yh,fq):x,d;
link1(fq):w;
endsets
min=0.5*@sum(yh(i):d(i,j)-x(i,j))+0.3*@sum(yh(i):d(i,j)-x(i,j))+0.2*@sum(yh(i):d(i,j)-x(i,j));
@for(yh(i):@sum(fq(j):x(i,j))=o);
lingo最后的约束条件报错:index variables may not share names with other variables.实在不知道怎么错了,
model:sets:yh/1,2,3/:;fq/1,2,3/:;link(yh,fq):x,d;link1(fq):w;endsetsmin=0.5*@sum(yh(i):d(i,j)-x(i,j))+0.3*@sum(yh(i):d(i,j)-x(i,j))+0.2*@sum(yh(i):d(i,j)-x(i,j));@for(yh(i):@sum(fq(j):x(i,j))=o);lingo最后的约束条件报错:index variables may
整个程序均有错误,如
min=0.5*@sum(yh(i):d(i,j)-x(i,j))+0.3*@sum(yh(i):d(i,j)-x(i,j))+0.2*@sum(yh(i):d(i,j)-x(i,j));
有错,求和是对 i 求和,那 j 是多少?
@for(yh(i):@sum(fq(j):x(i,j))=o); 应该是数字0,而不是字母o,
建议重新写程序.