receiver's

Receiver's receiver's receiver sets: supplyment/s1..s20/: supply; receiver/r1..r20/: demand; links(supplyment ,receiver): cost, s;endsets!目标函数; min=@sum(links: cost*s);!需求约束; @for(receiver(J): @sum(supplyment(I): volume(I,J))<=demand(J));!产量约束; lingo编一个程序 sets:supplyment/s1..s20/:supply;receiver/r1..r20/:demand;links(supplyment,receiver ):cost,v,s;endsetsmin=@sum(links:cost*s);@for(receiver(J):@sum(supplyment(I):v(I,J))=demand(J));@for(supplyment(I):@sum(receiver(J):v(I,J)) lingo程序哪里出错了 怎么改啊想让s为0-1变量 在v(I,J)不为0的时候,s为1.完全新手,sets:supplyment/s1..s20/:supply;receiver/r1..r20/:demand;links(supplyment,receiver ):cost,v,s;endsetsmin=@sum(links:cost*s);@for(receiver(J):@sum( wireless receiver是什么意思 wireless receiver是什么意思 wireless hid receiver是什么? title of receiver是什么意思 wireless receiver是什么意思 receiver-focused什么意思 citrix receiver是什么 lift the receiver意思? usb receiver是什么 NetRS receiver是什么意思 navtex receiver是什么意思 receiver feedback是什么意思