Jan Ambjørn, Professor,
High Energy Theory, the Niels Bohr Institute, (HET NBI), Copenhagen University, Denmark and Institute of Mathematics, Astrophysics and Particle Physics (IMAPP), Radboud University, Nijmegen, the NetherlandsNBI-Room: FC-8, NBI-Phone: (+45) 353 25298, NBI-mobil 24340881 (best) or 287 55298, E-mail: ambjorn@nbi.dk