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Q & A ... °Ô½ÃÆÇ  (Optimization)


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opl transportation ¿¹Á¦
ÀÛ¼ºÀÚ
À¯È¯ÁÖ
ÀÛ¼ºÀÏ
2009-10-20
Á¶È¸¼ö 1301 È¸
÷ºÎÆÄÀÏ Ã·ºÎµÈ ÆÄÀϾøÀ½.
opl63/examples/opl/transp¿¡ ¿©·¯°³ÀÇ ¿¹Á¦°¡ ÀÖ½À´Ï´Ù.
.
transp1.mod ------------------------

{string} Cities =...;
{string} Products = ...;
float Capacity = ...;

float Supply[Products][Cities] = ...;
float Demand[Products][Cities] = ...;

float Cost[Products][Cities][Cities] = ...;
dvar float+ Trans[Products][Cities][Cities];

minimize
sum( p in Products , o in Cities , d in Cities )
Cost[p][o][d] * Trans[p][o][d];

subject to {
forall( p in Products , o in Cities )
ctSupply:
sum( d in Cities )
Trans[p][o][d] == Supply[p][o];
forall( p in Products , d in Cities )
ctDemand:
sum( o in Cities )
Trans[p][o][d] == Demand[p][d];
forall( o , d in Cities )
ctCapacity:
sum( p in Products )
Trans[p][o][d] <= Capacity;
}
°ü·Ã±Û º¸±â
"opl transportation ¿¹Á¦"¿Í(°ú) °ü·ÃµÈ ±ÛÀÌ  1°Ç ÀÖ½À´Ï´Ù.
Cplex Áú¹®ÀÔ´Ï´Ù. ÃÖ¸íÁø 2009-10-12
opl transportation ¿¹Á¦ À¯È¯ÁÖ 2009-10-20