Isoperimetric inequalities for sectors in the Minkowski 2-spacetime Hyoungsick BahnSungpyo Hong OriginalPaper Pages: 17 - 24
Helicoidal surfaces with prescribed mean or Gaussian curvature Christos BaikoussisThemis Koufogiorgos OriginalPaper Pages: 25 - 29
On a class of 3-dimensional contact metric manifolds Florence Gouli-AndreouPhilippos J. Xenos OriginalPaper Pages: 64 - 75
Regular incidence permutation sets and incidence quasigroups Helmut KarzelMario Marchi OriginalPaper Pages: 109 - 123
On the compatibility and the equivalence of the tangency relations of sets of the classesA * p,k Tadeusz Konik OriginalPaper Pages: 124 - 133
The Bochner type curvature tensor of pseudo-convexC R-structures on real hypersurfaces in complex space forms Paola MatzeuVasile Oproiu OriginalPaper Pages: 134 - 146
Bemerkungen zur ersten nicht desarguesschen ebenen Geometrie bei Hilbert Markus Stroppel OriginalPaper Pages: 183 - 195
Ein Beispiel einer kinematisch induzierten Lieschen Kreisverwandtschaft der isotropen Ebene Jürgen Tölke OriginalPaper Pages: 196 - 200