With the above objectives for the two subproblems, the subproblem with ,
can be immeduately fathomed by Test 1 (1 < incumbent objective = 4).
This is achieved in the interactive routine by checking the "Fathomed" box after having selected the node for this subproblem. The subproblem with ,
cannot be fathomed, so we next will branch from this node (by clicking
on this node) with the next variable
as the branching variable to start Iteration 4. |