Die vorliegende Arbeit hat eine liingere Entwiddungsgesmimte. Beginnend mit der Gestaltung von Fiihrungs-und Rationalisierungskursen fiir Bauunter­ nehmer und Baufiihrungskriifte.  Meer

The problem of compactifying the moduli spaceA of principally polarized g abelian varieties has a long and rich history. The majority of recent work has focusedonthe toroidal compacti?  Meer

The classical theory of braids is deeply connected with the theory of reflection groups and there are many relations between Artin groups and Coxeter groups.  Meer