Figure 4From: Managing daily surgery schedules in a teaching hospital: a mixed-integer optimization approach Problems of assume that the surgeons perform the surgeries in the same time. On the left part are the Gantt diagram (surgeons and operation rooms) of the instance 5 assuming that all the surgeons perform the surgeries in the same time. On the right part are the results of follow the previous sequence, with surgeons that perform the surgeries in different times.Back to article page