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| Martin Grötschel | |
|---|---|
| Name | Martin Grötschel |
| Birth date | 30 October 1948 |
| Birth place | Magdeburg, Germany |
| Nationality | German |
| Fields | Operations research; Combinatorial optimization; Discrete mathematics; Computational complexity |
| Workplaces | Technische Universität Berlin; Konrad-Zuse-Zentrum für Informationstechnik Berlin; Freie Universität Berlin; Zentralinstitut für Mathematik und Informatik |
| Alma mater | Humboldt-Universität zu Berlin; Universität Leipzig |
| Doctoral advisor | Herbert Gollmer |
| Known for | Work on polyhedral combinatorics, cutting-plane methods, integer programming, optimization software |
| Awards | Wegstein Prize; Gauß-Medal; John-von-Neumann-Theorem |
Martin Grötschel (born 30 October 1948) is a German mathematician and operations researcher noted for contributions to combinatorial optimization, polyhedral theory, and computational methods in integer programming. He has held professorships and leadership positions at major German institutions and influenced the development of optimization software, theory, and applications across industry and science. His work connects to contemporary advances in algorithm design, combinatorics, and computational complexity.
Grötschel was born in Magdeburg and raised in the German Democratic Republic, where he studied mathematics at Humboldt University of Berlin and later at the University of Leipzig. He completed his doctorate under Herbert Gollmer at institutions including the Zentralinstitut für Mathematik und Informatik and pursued habilitation in the environment of research centers such as the Akademie der Wissenschaften der DDR. During formative years he interacted with scholars from Berlin Institute of Technology, Freie Universität Berlin, and research groups tied to the Konrad-Zuse-Zentrum für Informationstechnik Berlin.
Grötschel served as a professor at the Technische Universität Berlin where he chaired the Institute for Applied Mathematics and Optimization, collaborating with colleagues from Friedrich Schiller University Jena, Humboldt University of Berlin, and the Max Planck Institute for Mathematics in the Sciences. He held leadership roles at the Konrad-Zuse-Zentrum für Informationstechnik Berlin and maintained affiliations with the Berlin-Brandenburg Academy of Sciences and Humanities. His visiting professorships and research stays included appointments at Massachusetts Institute of Technology, Stanford University, Princeton University, École Polytechnique Fédérale de Lausanne, University of California, Berkeley, and industrial partnerships with firms such as IBM, Siemens, and Volkswagen.
Grötschel made seminal contributions to polyhedral combinatorics, integer programming, and cutting-plane methods, advancing theoretical foundations utilized in problems like the traveling salesman problem, graph coloring problem, and network design. He collaborated with researchers including Michał Karpinski, László Lovász, and Michel Goemans on facets, separation algorithms, and the interplay between convex hull descriptions and branch-and-cut procedures. His work on the ellipsoid method connected to results by Leonid Khachiyan and influenced algorithmic complexity theory addressed by scholars such as Richard Karp, Jack Edmonds, and Robert Tarjan. Grötschel promoted practical optimization through software development, linking theory to solvers used by CPLEX teams and open-source projects associated with COIN-OR and academic consortia at INRIA. He contributed to interdisciplinary applications spanning telecommunications networks, logistics planning, electrical power systems, and computational biology collaborations with groups at the European Molecular Biology Laboratory and Max Planck Institute for Informatics.
Grötschel received numerous distinctions including membership in the Leopoldina and the Berlin-Brandenburg Academy of Sciences and Humanities. He was awarded national honors by the Federal Republic of Germany and prizes from professional societies such as the Society for Industrial and Applied Mathematics and the German Mathematical Society. International recognitions include medals and honorary doctorates from institutions like the École Normale Supérieure, University of Waterloo, and academies including the Academia Europaea and the Royal Society of Edinburgh. He has been a keynote lecturer at events including the International Congress of Mathematicians, the EURO Conference, and the Symposium on Discrete Algorithms.
Grötschel has served on editorial boards of journals such as Mathematical Programming, Operations Research, and Combinatorica, and on program committees for conferences including the International Symposium on Mathematical Programming and the Annual ACM-SIAM Symposium on Discrete Algorithms. He held leadership positions in organizations including the German Mathematical Society, the European Mathematical Society, and advisory roles for research bodies like the Deutsche Forschungsgemeinschaft and the European Research Council. He mentored generations of researchers who took positions at institutions including ETH Zurich, University of Bonn, Technical University of Munich, TU Darmstadt, RWTH Aachen University, and University of Cambridge.
Grötschel authored and co-authored influential monographs and papers, notably in collaboration with László Lovász and Alexander Schrijver on polyhedral methods and combinatorial optimization. Key works appear in journals such as Journal of the ACM, SIAM Journal on Computing, and Mathematical Programming and in edited volumes for the Cambridge University Press and Springer-Verlag. His contributions include foundational texts used in graduate curricula at Princeton University, Oxford University, and University of California, Berkeley and software-related reports influencing projects at IBM Research, Microsoft Research, and the German Aerospace Center.
Category:German mathematicians Category:Operations researchers