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Home Members Gleixner, Ambros, Prof. Dr.

Gleixner, Ambros, Prof. Dr.

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Contact

Position
Head of Research Group
Room
3023
Phone
+49 30 84185-169
Email
Email
Website
https://www.zib.de/userpage/gleixner/
Division
Mathematical Algorithmic Intelligence
Department
Applied Optimization
Group
Prescriptive Systems

Projects

Projects as Head

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EnBA-M

Adlershof, one of the most important scientific, economic and media locations in Berlin, is home to more than 1,000 companies and research facilities with over 22,000...

EnBA-M
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BEAM-ME

The project "Realisierung von Beschleunigungsstrategien der anwendungsorientierten Mathematik und Informatik für optimierende Energiesystemmodelle" ("BEAM-ME"), which is...

BEAM-ME
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Cycle Detection in Nonreversible Markov Processes

The main objective of this project is to develop an adaptive sampling strategy for the identification of cycles in transition networks. To analyse transition networks...

Cycle Detection in Nonreversible Markov Processes
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Linear, Integer, and Constraint Programming

Many real world problems can be modeled as mixed integer programs (MIPs) or mixed integer nonlinear programs (MINLPs). This project aims at developing tools for modeling...

Linear, Integer, and Constraint Programming

Projects as Member

HPO

HPO-NAVI

The complexity of sustainably developing research software is still largelyunderrated and the question how to guarantee visibility and fair attribution of these efforts...

HPO-NAVI
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Optimization of Gas Transport

Natural gas is one of the most important energy sources in Germany and Europe. In recent years, political regulations have led to a strict separation of gas trading and...

Optimization of Gas Transport
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Nonconvex Mixed-Integer Nonlinear Programming

The goal of this project is to bring together the expertise of SCIP and LaGO for the development of a general purpose LP based branch-and-cut solver for nonconvex MINLPs...

Nonconvex Mixed-Integer Nonlinear Programming

Publications

2025
A diving heuristic for mixed-integer problems with unbounded semi-continuous variables EURO Journal on Computational Optimization, Vol.13, 2025 Katrin Halbig, Alexander Hoen, Ambros Gleixner, Jakob Witzig, Dieter Weninger BibTeX
DOI
Efficient separation of RLT cuts for implicit and explicit bilinear terms Mathematical Programming, Vol.210, pp. 47-74, 2025 Ksenia Bestuzheva, Ambros Gleixner, Tobias Achterberg BibTeX
DOI
Hybrid Genetic Search for Dynamic Vehicle Routing with Time Windows Operations Research Proceedings 2023. OR 2023, Lecture Notes in Operations Research, 2025 Mohammed Ghannam, Ambros Gleixner BibTeX
DOI
MIP-DD: Delta Debugging for Mixed-Integer Programming Solvers INFORMS Journal on Computing, 2025 Alexander Hoen, Dominik Kamp, Ambros Gleixner BibTeX
DOI
Sorting Criteria for Line-based Periodic Timetabling Heuristics Operations Research Proceedings 2024. OR 2024, pp. 348-354, Lecture Notes in Operations Research, 2025 (preprint available as ) Patricia Ebert, Berenike Masing, Niels Lindner, Ambros Gleixner BibTeX