Bio

Full Professor
Department of Econometrics & Operations Research, Tilburg University, The Netherlands
(Oct 2014 - present)

Associate Professor
Department of EOR, Tilburg University, The Netherlands 
(July 2009 - present)

Assistant Professor 
Department of EOR, Tilburg University, The Netherlands 
(March 2007 - July 2009)

Researcher
Department of EOR Tilburg University, The Netherlands 
(March 2006 - March 2007)

Honorable Appointment 
Department of Mathematics & Statistics, The University of Melbourne, Australia 
(March 2006 - Dec 2007)

Research Fellow 
Department of Mathematics & Statistics, The University of Melbourne, Australia 
(Sept 2004 - Feb 2006) 

Post Doctoral Fellow
Department of Computing and Software, McMaster University, Canada

and Department of Combinatorics and Optimization, University of Waterloo, Canada

(September 2003 - August 2004)

Expertise

Mathematical Programming, Combinatorial Optimization, Semidefinite Programming, Operations Research

Courses

Collaboration

Managerial duties:

  • Aug 2017 -  Dec 2022: Director of Graduate Studies Business
  • Sept 2016 - Sept 2017: member of the Faculty Council
  • Sept 2012 - Aug 2017: Research coordinator of the Operations Research group
  • Nov 2012 - Aug 2017: Education coordinator of the Operations Research group
  • Sept 2009 - Aug 2013: Treasurer of the Department of Econometrics and OR
     

Consulting:

  • AiMark marketing strategy for CZ  with Dr. J. Vera (Sept 1 - Dec 31, 2016)
  • AiMark marketing strategy for KPB Pijnenburg  with Dr. J. Vera (Sept 15 - Dec 31, 2015)
  • BHP--Billiton, Australia (Sept 2004 - Feb 2006)
     

Recent publications

  1. The Chvátal-Gomory procedure for integer SDPs with applications in co…

    de Meijer, F., & Sotirov, R. (Accepted/In press). The Chvátal-Gomory procedure for integer SDPs with applications in combinatorial optimization. Mathematical Programming.
  2. On integrality in semidefinite programming for discrete optimization

    de Meijer, F., & Sotirov, R. (Accepted/In press). On integrality in semidefinite programming for discrete optimization. SIAM Journal on Optimization.
  3. Partitioning through projections: Strong SDP bounds for large graph p…

    de Meijer, F., Sotirov, R., Wiegele, A., & Zhao, S. (2023). Partitioning through projections: Strong SDP bounds for large graph partition problems. Computers & Operations Research, 151, Article 106088.
  4. Facial reduction for symmetry reduced semidefinite and doubly nonnega…

    Hu, H., Sotirov, R., & Wolkowicz, H. (2023). Facial reduction for symmetry reduced semidefinite and doubly nonnegative programs. Mathematical Programming, 200(1), 475-529.
  5. On solving MAX-SAT using sum of squares

    Sinjorgo, L., & Sotirov, R. (2023). On solving MAX-SAT using sum of squares. INFORMS Journal on Computing. Advance online publication.

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