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...
A major aim of the Research Campus MODAL is the development and use of mathematical synergies between the individual labs of the network. In this context, the fields of...
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...
QPLIB: A Library of Quadratic Programming Instances
Mathematical Programming Computation, 11(2), pp. 237-265, 2019
Fabio Furini, Emiliano Traversi, Pietro Belotti, Antonio Frangioni, Ambros Gleixner, Nick Gould, Leo Liberti, Andrea Lodi, Ruth Misener, Hans Mittelmann, Nikolaos V. Sahinidis, Stefan Vigerske, Angelika Wiegele
BibTeX DOI
On the performance of NLP solvers within global MINLP solvers
Operations Research Proceedings 2017, pp. 633-639, 2018 (preprint available as ZIB-Report 17-35)
Benjamin Müller, Renke Kuhlmann, Stefan VigerskePDF (ZIB-Report) BibTeX DOI
Improving the performance of DICOPT in convex MINLP problems using a feasibility pump
Optimization Methods and Software, 2017 (revision under review)
David E. Bernal, Stefan Vigerske, Francisco Trespalacios, Ignacio E. Grossmann
BibTeX
A Jack of all Trades? Solving stochastic mixed-integer nonlinear constraint programs
MATHEON - Mathematics for Key Technologies, Vol.1, pp. 135-146, Peter Deuflhard, Martin Grötschel, Dietmar Hömberg, Ulrich Horst, Jürg Kramer, Volker Mehrmann, Konrad Polthier, Frank Schmidt, Christof Schütte, Martin Skutella, Jürgen Sprekels (Eds.), European Mathematical Society, 2014 (preprint available as )
Thomas Arnold, Timo Berthold, Stefan Heinz, Stefan Vigerske, René Henrion, Martin Grötschel, Thorsten Koch, Caren Tischendorf, Werner Römisch
BibTeX DOI
Validation of Nominations in Gas Network Optimization: Models, Methods, and Solutions
Optimization Methods and Software, 2014 (preprint available as ZIB-Report 12-41)
Marc Pfetsch, Armin Fügenschuh, Björn Geißler, Nina Geißler, Ralf Gollmer, Benjamin Hiller, Jesco Humpola, Thorsten Koch, Thomas Lehmann, Alexander Martin, Antonio Morsi, Jessica Rövekamp, Lars Schewe, Martin Schmidt, Rüdiger Schultz, Robert Schwarz, Jonas Schweiger, Claudia Stangl, Marc Steinbach, Stefan Vigerske, Bernhard Willert
PDF (ZIB-Report) PDF (ZIB-Report) BibTeX DOI
Linear Underestimators for bivariate functions with a fixed convexity behavior
ZIB-Report 13-02
Martin Ballerstein, Dennis Michaels, Stefan VigerskePDF PDF BibTeX URN
Comparing MIQCP Solvers to a Specialised Algorithm for Mine Production Scheduling
Modeling, Simulation and Optimization of Complex Processes. Proceedings of the Fourth International Conference on High Performance Scientific Computing, March 2-6, 2009, Hanoi, Vietnam, pp. 25-39, 2012 (preprint available as ZIB-Report 09-32)
Andreas Bley, Ambros Gleixner, Thorsten Koch, Stefan VigerskePDF (ZIB-Report) BibTeX DOI
Towards globally optimal operation of water supply networks
Numerical Algebra, Control and Optimization, 2(4), pp. 695-711, 2012 (preprint available as ZIB-Report 12-25)
Ambros Gleixner, Harald Held, Wei Huang, Stefan VigerskePDF (ZIB-Report) BibTeX DOI
Large Neighborhood Search beyond MIP
Proceedings of the 9th Metaheuristics International Conference (MIC 2011), pp. 51-60, 2011, ISBN: 978-88-900984-3-7 (preprint available as ZIB-Report 11-21)
Timo Berthold, Stefan Heinz, Marc Pfetsch, Stefan VigerskePDF (ZIB-Report) BibTeX
Mixed-Integer Nonlinear Problems in Transportation Applications
Proceedings of the 2nd International Conference on Engineering Optimization (+CD-rom), H. Rodrigues (Ed.), 2010
Armin Fügenschuh, Henning Homfeld, Hanno Schülldorf, Stefan VigerskeBibTeX
Supporting Global Numerical Optimization of Rational Functions by Generic Symbolic Convexity Tests
Computer Algebra in Scientific Computing, Vol.LNCS 6244, pp. 205-219, 2010, ISBN: 978-3-642-15273-3 (preprint available as ZIB-Report 10-01)
Winfried Neun, Thomas Sturm, Stefan VigerskePDF (ZIB-Report) BibTeX