Annulus and center location problems [Elektronische Ressource] / von Olga N. Gluchshenko

Annulus and CenterLocation ProblemsDem Fachbereich Mathematikder Technischen Universit¨at Kaiserslauternzur Verleihung des akademischen GradesDoktor der Naturwissenschaften(Doctor rerum naturalium, Dr. rer. nat.)genehmigte DissertationvonOlga N. GluchshenkoErster Gutachter: Prof. Dr. Horst W. HamacherZweiter Gutachter: Prof. Dr. Arie TamirDatum der Disputation: 29. Oktober 2008D-386iAcknowledgementsThis work is supported by DFG (Deutsche Forschungsgemeinschaft), GraduateCollege Mathematik and Praxis“, TU Kaiserslautern (AG Optimization).”I would like to thank all people who helped to accomplish this work in any way.First of all, I want to express my gratitude to Prof. Dr. Horst W. Hamacher forcareful supervision and constant support. He opened the world of optimization“”to me and I enjoyed the stay in this world working in the field of location theory. Iappreciate his concern and suggestions in scientific and non-scientific problems verymuch.Special thanks to Prof. Dr. Sven O. Krumke for encouragement and useful re-marks, to Optimization group for fruitful atmosphere and excellent working condi-tions.I am grateful to Prof. Arie Tamir for his interest to this work and importantcomments on the problem.It would not be possible to go through all this without my family and friends,who inspired, supported and protected me.