<p>MODEL:<br/>SETS:<br/>venders1/v1,v2/:c1,x1,c2,x2,c3,x3;<br/>goods1/g1,g2/:i0,h1,i1,m1,o1,h2,i2,m2,o2,h3,i3,m3,o3;<br/>vg1(venders1,goods1):q1,d1,z1,g1,b1,p1,q2,d2,z2,g2,b2,p2,q3,d3,z3,g3,b3,p3;<br/>ENDSETS<br/>DATA:<br/>c1= 1200,2000;<br/>h1= 1,1.5;<br/>m1= 4200,3500;<br/>q1= 0.04 0.02<br/> 0.03 0.04;<br/>d1= 0.18 0.09<br/> 0.2 0.1;<br/>g1= 2 1.8<br/> 1 0.8;<br/>b1= 3000 5000<br/> 3000 4000;<br/>p1= 5 5.1<br/> 2.2 2.1;<br/>c2= 1200,2000;<br/>h2= 1,1.5;<br/>m2= 3800,4000;<br/>q2= 0.04 0.02<br/> 0.03 0.04;<br/>d2= 0.18 0.09<br/> 0.2 0.1;<br/>G2= 2 1.8<br/> 1 0.8;<br/>b2= 3500 4500<br/> 3000 4000;<br/>p2= 5 5.1<br/> 2.2 2.1;<br/>o1=100,80;<br/>o2=100,80;<br/>i0= 0,0;<br/>c3=1200,2000;<br/>h3=1,1.5;<br/>m3=3500,4000;<br/>q3= 0.04 0.02<br/> 0.03 0.04;<br/>d3= 0.18 0.09<br/> 0.2 0.1;<br/>G3= 2 1.8<br/> 1 0.8;<br/>b3= 4000 4500<br/> 3500 4000;<br/>p3= 5 5.1<br/> 2.2 2.1;<br/>o3=90,100;<br/>ENDDATA<br/><a href="mailto:min=@sum(vg1(I,J)1(I,J)*z1(I,J))+@sum(venders1:x1*c1)+@sum(vg1(i,j):g1(i,j)*z1(i,j))+@sum(goods1:h1*i1)+@sum(vg1(i,j)2(i,j)*z2(i,j))+@sum(venders1:x2*c2)+@sum(vg1(i,j):g2(i,j)*z2(i,j)+@sum(goods1:h2*i2">min=@sum(vg1(I,J)1(I,J)*z1(I,J))+@sum(venders1:x1*c1)+@sum(vg1(i,j):g1(i,j)*z1(i,j))+@sum(goods1:h1*i1)+@sum(vg1(i,j):P2(i,j)*z2(i,j))+@sum(venders1:x2*c2)+@sum(vg1(i,j):g2(i,j)*z2(i,j)+@sum(goods1:h2*i2</a>));<br/>@for(vg1(i,j):z1(i,j)<=b1(i,j));<br/>@for(vg1(i,j):z2(i,j)<=b2(i,j));<br/>@for(vg1(i,j):z3(i,j)<=b3(i,j));<br/>@for(goods1(j):m1(j)+1.28*o1(j)<=i0(j)+@sum(venders1(i):z1(i,j)));<br/>@for(goods1(j):m2(j)+1.28*o2(j)<=i1(j)+@sum(venders1(i):z2(i,j)));<br/>@for(goods1(j):m3(j)+1.28*o3(j)<=i2(j)+@sum(venders1(i):z3(i,j)));<br/>@for(goods1(j):i1(j)=i0(j)-m1(j)+@sum(venders1(i):z1(i,j)));<br/>@for(goods1(j):i2(j)=i1(j)-m2(j)+@sum(venders1(i):z2(i,j)));<br/>@for(goods1(j):i3(j)=i2(j)-m3(j)+@sum(venders1(i):z3(i,j)));<br/>@for(venders1(i):x1(i)=@if(@sum(goods1(j):z1(i,j)^2)#gt#0,1,0));<br/>@for(venders1(i):x2(i)=@if(@sum(goods1(j):z2(i,j)^2)#gt#0,1,0));<br/>@for(venders1(i):x3(i)=@if(@sum(goods1(j):z3(i,j)^2)#gt#0,1,0));<br/>end</p><p>按说程序是求最小化,如果把C3调到120000,200000,那么应该z1(i,j),z2(i,j)变大,从而使z3(i,j)为0,相应的x3为0.但是不论怎么该C3结果X3都不为0,z1(i,j),z2(i,j),z3(i,j)都不变化,请问是不是程序中有问题?</p> |