Boadu Mensah Sarpong

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Column generation has been very useful in solving single objective vehicle routing problems (VRPs). Its role in a branch-and-price algorithm is to compute a lower bound which is then used in a branch-and-bound framework to guide the search for integer solutions. In spite of the success of the method, only a few papers treat its application to(More)
Acknowledgements I would like to thank my two PhD directors Christian and Nicolas for proposing this thesis topic to me and teaching me how to do academic research the right way. They still believed and stood by me during difficult times when I was making no progress in my work. I'm also grateful to the referees and other members of my PhD defense jury for(More)
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