Surfaces in three-manifolds and non-singular equations in groups John R. Stallings OriginalPaper Pages: 1 - 17
Construction of Auslander-Reiten quivers for a class of group rings Ernst Dieterich OriginalPaper Pages: 43 - 60
On the geometry of positive maps in matrix algebras Toshiyuki TakasakiJun Tomiyama OriginalPaper Pages: 101 - 108
Extremal quasiconformal mappings with free boundary components in domains of arbitrary connectivity Richard Fehlmann OriginalPaper Pages: 109 - 126