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Parallel-P-Äquidistante Regelflächen |
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| Authors: | I E Valeontis |
| Institution: | (1) Karlovassi, 83200 Samos, Griechenland |
| Abstract: | In this paper we study pairs of ruled surfaces in the Euclidean space E3, which have the following property: The corresponding generators are parallel and the distance of the corresponding polar planes is constant. |
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