Indefinite affine umbilical surfaces in R4

被引：0
|
作者：
Verstraelen, L
Vrancken, L
Witowicz, P
机构：
[1] Katholieke Univ Leuven, Dept Wiskunde, B-3001 Louvain, Belgium
[2] Tech Univ Berlin, Fachbereich Math, D-10623 Berlin, Germany
[3] Politech Rzeszowskiej, Katedra Matemat, PL-35959 Rzeszow, Poland
来源：
GEOMETRIAE DEDICATA | 2000年 / 79卷 / 02期
关键词：
equiaffine normal bundle; affine mean curvature;
D O I：
10.1023/A:1005039604280
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
We study surfaces M-2 in the four-dimensional affine space bf R-4 equipped with its usual torsion-free connection D and parallel volume form given by the determinant.
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页码：109 / 119
页数：11
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