I am now a postdoc in theoretical computer science at Wilhelm-Schickard-Institut für Informatik in Tübingen, see my new homepage there.

Interaction between discrete and continuous mathematics, in particular

• semigroup theory
• spectral theory
• graph theory
• algorithms
  

• Britta Dorn, Marjeta Kramar Fijavž, Rainer Nagel, and Agnes Radl, The semigroup approach to transport processes in networks, submitted.
• Britta Dorn, Vera Keicher, and Eszter Sikolya, Asymptotic periodicity for flows on positive recurrent networks, to appear in Math. Z.,
  published online http://dx.doi.org/10.1007/s00209-008-0410-x
• Britta Dorn, Semigroups for flows in infinite networks, Semigroup Forum 76 (2008), 341-356.
• Jochen Alber, Britta Dorn, and Rolf Niedermeier, A general data reduction scheme for domination in graphs,
  

  Springer Lecture Notes in Computer Science 3831 (2006), Proc. of SOFSEM'06, 137-147.