GAMS World Forum

Hi everyone... I'm having some problems about the logic to define the stock balance in a production planning problem... the equation of the balance is: Ii, t-1 + Xit – Iit = dit i = 1, …, N, t = 0,1, …, T (2), in which i are the items and t the periods of time. The thing is... I try to write it on G...

Hi, I've been working on this optimization problem and I had some problems compiling it. It has a lot of errors including domain violation, dimension different, "at least one embedded value required", "illegal data".... So I was wondering if anyone could help me in this program, ...