Begleitregelflächen von Geradenkongruenzen des Einfach Isotropen Raumes |
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| Authors: | Georg Stamou |
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| Affiliation: | (1) Mathematisches Institut der Universität, 54006 Thessaloniki, Griechenland |
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| Abstract: | In this paper we study certain associated ruled surfaces of a nonparabolic rectilinear congruenceS in the simply isotropic space. We give two characterizations of the curvature ofS via minimal properties and a new characterization of the pseudospherical congruences of this space.
Herrn Prof. Dr. O. Giering zum 60. Geburtstag gewidmet |
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