Home Manuscripts Regular spatial hexagons Further aspects of regular spatial hexagons Diagonals of regular spatial hexagons determined by distance geometry Regular spatial heptagons based on symmetry Further aspects of regular spatial heptagons Angle sum of polygons in space Animations & Figures A. Fixed symmetry B. Fixed angle C. Tetrahedral parts D. Generation from net E. Treasure trove F. Cyclohexane G. Regular spatial heptagons Contact → Home Fritz SiegeristKüsnacht ZH, Switzerland Karl Wirth Zürich, Switzerland Name E-mail-address Message Senden