(Pictures from Differential Geometry)
Calendar by Järg Hahn and Konrad Polthier. The images where created during a second level course in differential geometry in summer 1985 held by Hermann Karcher at the University of Bonn. |
Preview Table: Table with preview icons of all calendar pages. Links to medium resolution pictures (360*512 Pixel, 50KB) exist inside the preview table and in the contents menu.
Cover | Helicoid showing Rotation of Normal Vectors |
Preface | Introduction |
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January 1986 | Closed Geodesic on a Torus |
February 1986 | Deformation of Catenoid into Helicoid |
March 1986 | Helix with Frenet Frame |
April 1986 | Minimal Monkey Saddle Tower |
May 1986 | Hopf Torus in S3 by U. Pinkall |
June 1986 | Minimal Surface Associated to the Helicoid |
July 1986 | Torus Knots |
August 1986 | Minimal Surface Associated to Scherk's Surface |
September 1986 | Boy Surface - Imbedding of Projective Plane by U. Pinkall |
October 1986 | Catenoid Twins |
November 1986 | Tangent Surface of a Helix |
December 1986 | Asymptote Lines on the Pseudosphere |