When tracks are out of service for maintenance during a certain period, trains cannot be operated on those tracks. This leads to a modified timetable, and results in infeasible rolling stock and crew schedules. Therefore, these schedules need to be repaired. The topic of this paper is the...

When tracks are out of service for maintenance during a certain period, trains cannot be operated on those tracks. This leads to a modified timetable, and results in infeasible rolling stock and crew schedules. Therefore, these schedules need to be repaired. The topic of this paper is the...

Wireless networks have shown a rapid growth over the past two decades and now play an increasingly prominent role in different telecommunication systems. Consequently, scarce resources such as the radio spectrum and the physical sites that accommodate transmitters have become extremely congested...