sum(Jiqi(j):a(i)*m(i,j)*f(j)));!固定成本和;
sum(Jiqi(j)
n(i,j)-d(j))*m(i,j)*a(i)*g(j)));!边际成本和;
sum(Shijian(i)|i#ge#2:
sum(Jiqi(j):m(i,j)*n(i,j))=b(i));!需求约束;
gin(m(i,j)));
gin(k(i,j)));
for(Jiqi(j):m(i,j),=c(j)));
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