摘要 : We consider locally strictly convex surfaces M in affine 4-space. By using the metric of the transversal vector field on M we introduce a new affine normal plane and the familly of affine distance functions on M. We show that the ... 展开
作者 | Nuno-Ballesteros~ Juan J. Saia~ Marcelo J. Sanchez~ Luis F. |
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作者单位 | |
期刊名称 | 《Results in mathematics》 |
总页数 | 20 |
语种/中图分类号 | 英语 / O1 |
关键词 | Affine metric affine normal plane affine semiumbilical affine focal point |
馆藏号 | N2008EPST0011730 |