Wednesday, July 9, 2008

Find the bug

Q: locate the error in this GAMS code:


  19   
20
21 Sets
22 i canning, plants / seattle, san-diego /
23 j markets / new-york, chicago, topeka / ;
24
25 Parameters
26
27 a(i) capacity of plant i in cases
28 / seattle 350
**** $361
**** 361 Values for domain 1 are unknown - no checking possible
29 san-diego 600 /
30
31 b(j) demand at market j in cases
32 / new-york 325
33 chicago 300
34 topeka 275 / ;