论文标题

在急剧的2传输组的几何形状上

On the geometry of sharply 2-transitive groups

论文作者

Clausen, Tim, Tent, Katrin

论文摘要

我们表明,与某些非分数急剧2频组相关的几何形状不包含适当的投射平面。对于一个有限的摩尔利排名,我们对这种几何形状提高了已知排名的不平等,得出的结论是,莫利(Morley)等级6必须是$ k \ rtimes k^*$的形式,对于某些代数封闭的场$ k $。

We show that the geometry associated to certain non-split sharply 2-transitive groups does not contain a proper projective plane. For a sharply 2-transitive group of finite Morley rank we improve known rank inequalities for this geometry and conclude that a sharply 2-transitive group of Morley rank 6 must be of the form $K\rtimes K^*$ for some algebraically closed field $K$.

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