Current location - Education and Training Encyclopedia - Graduation thesis - Mathematical modeling (optional course) air transport problem? Just ask a great god who knows mathematical modeling and can use LINGO software to help me calculate. Just for the result. urgent
Mathematical modeling (optional course) air transport problem? Just ask a great god who knows mathematical modeling and can use LINGO software to help me calculate. Just for the result. urgent
In the result, x(i, J) indicates that the highest profit of J tons of cargo that should be loaded in the I-th cabin is 137258.8.

X( 1, 1) 10.55556 0.000000

X( 1,2) 0.000000 0.000000

X( 1,3)0.000000 1 1.7647 1

X( 1,4)4.44444 0.000000

x(2 1)0.000000 0.000000

X( 2,2) 9.46 1538 0.000000

X( 2,3)0.000000 1 1.7647 1

X( 2,4) 6.538462 0.000000

x(3 1)5.503268 0.000000

X( 3,2) 3.479638 0.000000

X( 3,3)0.000000 1 1.7647 1

X( 3,4) 1.0 17094 0.000000

Model:

Set:

S11... 3/:tw, TV;

s2/ 1..4/:w,v,p;

ss(s 1,S2):x;

End set

Data:

tw = 15 16 10;

Television = 6800 8700 5300;

w = 18 15 23 12;

v = 480 650 580 390

p = 3200 3900 3600 2950

End data

max=@sum(ss(i,j):x(i,j)* p(j));

@ for(s 1(I):@ sum(S2(j):x(I,j))& lt; = tw(I));

@ for(s 1(I):@ sum(S2(j):v(j)* x(I,j))& lt; = TV(I));

@ for(S2(j):@ sum(s 1(I):x(I,j))& lt; = w(j));

@ for(s 1(m):@ for(s 1(n)| n # gt # m:@ sum(S2(j):x(m,j))/tw(m)=@sum(s2(j):x(n,j))/tw(n));

end