subset

GAMS
1

How to code attachment?
s is subset of N with cardinality greater than 2.
where N is /J1*J6/
Capture.PNG1.PNG

2

Hi Omi

As long as you don’t know which elements should be part of the subset, this is hard to answer.
Otherwise, you can use assigning elements from N as follows:

N Main set /J1*J6/,
S(N) subset of N;

S(N)$(condition) = YES;

THis will assign elements from N to S based on your condition.
Cheers
Renger