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by figura
6 years ago
Forum: Modeling
Topic: How to make subset of set in GAMS (A FLOW BASED FORMULATION of CVRP.
Replies: 0
Views: 2642

How to make subset of set in GAMS (A FLOW BASED FORMULATION of CVRP.

Hello, I've got an issue about adding a constraint (subtour elimination) in GAMS from A FLOW BASED FORMULATION of CVRP. The binary decision variable x(rij) is defined to indicate if the vehicle r, r ∈ {1, 2, . . . , p} traverses an arc (i, j) in an optimal solution. I need to define subset S of set ...