lingo运行出了问题,不知道是不是数据的原因答:model:sets:demand/1..6/;warehouse/1..6/:y,f;item/1,2,3/;link1(demand,warehouse):x,b,c,d;link2(demand,item):a,h;link3(warehouse,item):s,z;endsets data:f=1500000 1450000 1400000 1570000 1300000 1600000;a=600 500 700 400 600 300 500 600 400 500 400 700 700 300 ...
lingo运行小错误:too many inequality or equality ralation答:max=x1-x2;x1=L2*@cos(y1)-L1*@cos(a1);x2=L2*@COS(y2)-L1*@COS(a2);bnd(1400,L1,1750);bnd(1800,L2,1850);bnd(3.141593/6,y1,2*3.141593);bnd(3.141593/6,y2,2*3.141593);bnd(3.141593/6,a1,2*3.141593);bnd(3.141593/6,a2,2*3.141593);...