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On the number of triple points of the tangent developable |
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| Authors: | Juan J Nuño Ballesteros |
| Institution: | (1) Department de Matemàtiques i Informàtica, Universitat Jaume I, Campus de Penyeta Roja, 12071 Castelló, Spain |
| Abstract: | We study the singularities of the tangent developable of a generic curve in  3 and prove that if the curve has no torsion zero points, the number of triple points of that surface must be even. |
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