Katrin Herr Technische Universität Darmstadt FB Mathematik, AG Optimierung Algorithmische Diskrete Mathematik Dolivostraße 15 64293 Darmstadt E-mail: herr [at] mathematik.tu-darmstadt.de Phone: 06151 / 16-4482 Office: S4|10 113

Research Interests:

• symmetric convex optimization
• symmetric integer programs
• lattice-free orbit polytopes

Publications:

• Exploiting Symmetry in Convex Optimization Using Core Points
  joint with T. Rehn, A. Schürmann
  accepted at OR Letters, to appear, arXiv: 1202.0435
• Algorithms for Highly Symmetric Linear and Integer Programs
  joint with R. Bödi, M. Joswig
  Mathematical Programming, Series A, 137(1), 65-90, 2013, DOI: 10.1007/s10107-011-0487-6
• Symmetries in linear and integer linear programming
  joint with R. Bödi, M. Joswig
  Oberwolfach Report 38/2010
• Symmetries of linear programs
  joint with R. Bödi, T. Grundhöfer
  Note di Matematica 30(1), 2010
• Equivalence Problems for Circuits over Sets of Natural Numbers
  joint with C. Glaßer, C. Reitwießner, S. Travers, M. Waldherr
  Theory of Computing Systems, 46(1), 80-103, 2010

Software development:

• polymake: a tool to study the combinatorics and the geometry of convex polytopes and polyhedra