Karsten Trulsen

Position: Professor at the University of Oslo, Department of Mathematics, Mechanics Division. Address: Matematisk Insitutt, P.B. 1053 Blindern, NO-0316 Oslo, Norway. Phone: (+47) 22 85 58 33 Fax: (+47) 22 85 43 49 Email: karsten.trulsen@math.uio.no