Personal

Danish citizen, * October 8., 1955, Næstved, Denmark.

Employment

2004: Visiting Professor at the Maersk Institute for Production Technology, University of Southeren Denmark.
1994- 2009: Associate Professor at Department of Mathematics, Technical University of Denmark.
1990- 94: Assistant Professor at Department of Mathematics, Technical University of Denmark.
1988- 89: Post-doc at Institute of NonLinear Science (INLS), UC San Diego.
1982- 88: RA at Department of Physics, UC San Diego.
1979- 81: TA at Department of Mathematics, University of Copenhagen.

1988: Ph.D. (mathematical physics) University of California, San Diego. Thesis: A Many Particle Adiabatic Invariant in Strongly Magnetized Pure Electron Plasmas.
1983: Master of Science (MS). University of California, San Diego.
1982: Cand. scient., (mathematics) University of Copenhagen. Thesis: Time Evolution and Path Integrals in Schrödinger Quantum Mechanics.

2009: Co-organiser of the 72st European Study Group with Industry, at SDU. See http://www.mci.sdu.dk/ESGI61/
Visitor to OCCAM at University of Oxford.
2008: Organiser of the 66st European Study Group with Industry, at DTU. See http://www.mci.sdu.dk/ESGI61/
2007: Co-organiser of the 61st European Study Group with Industry, at SDU. See http://www.mci.sdu.dk/ESGI61/
2006: Mentor at the 9th GIMMC at Simon Fraser University, Vancoouver, Canada.
2005: Visitor at the Mittag-Leffler Institute. October and December.

Recent Papers

Tip of the Iceberg, with M.Deriabyn, European Journal of Applied Mathematics (2009)
De Novo Generation of Molecular Structures using Optimization to Selcet Graphs on a Given Lattice,
with with R. Bywater, P. Røgen, T. Poulsen, J. Chem. Information, and Computer Science 44 , (3), 856 (2004).
High-dimensional Bowling, with M.Deriabyn, Regular and Chaotic Dynmaics 8, 319 (2003).
Integrability of a Heavy Rigid Body Sinking in an Ideal Fluid, with M.Deriabyn, ZAMP 54,1 (2003).
Hyperbolic Spaces are of Strictly Negative Type, with S. Markvorsen and S.L. Kokkendorff, Proc. Am. Math. Soc. 130, 175, (2002).

A fairly complete list of publications

Books

Dynamics on the Riemann Sphere (with C. Lunde Petersen), European Mathematical Society Publishing (2006).
Elements of Newtonian Mechanics (with J. M. Knudsen),
3rd edition, 2. printing [Springer Verlag, 2002].
Real and Complex Dynamical Systems, (with B.Branner, editors). Real and Complex Dynamical Systems, NATO Advanced Study Institute, Hillerød 1993. [Kluwer, 1995]