O-2-transitive automorphism groups with abelian stabilizer of a point

1999 ◽  
Vol 65 (2) ◽  
pp. 238-241
Author(s):  
V. M. Tararin

2010 ◽  
Vol 147 (1) ◽  
pp. 161-187 ◽  
Author(s):  
Jérémy Blanc ◽  
Frédéric Mangolte

AbstractIn this article we study the transitivity of the group of automorphisms of real algebraic surfaces. We characterize real algebraic surfaces with very transitive automorphism groups. We give applications to the classification of real algebraic models of compact surfaces: these applications yield new insight into the geometry of the real locus, proving several surprising facts on this geometry. This geometry can be thought of as a half-way point between the biregular and birational geometries.





2021 ◽  
Vol 344 (10) ◽  
pp. 112521
Author(s):  
Wanbao Zhang ◽  
Shenglin Zhou


2019 ◽  
Vol 520 ◽  
pp. 460-478
Author(s):  
U. Baumgartner ◽  
J. Parkinson ◽  
J. Ramagge




2003 ◽  
Vol 68 (2) ◽  
pp. 644-668
Author(s):  
Thomas Blossier

AbstractWe study automorphism groups of trivial strongly minimal structures. First we give a characterization of structures of bounded valency through their groups of automorphisms. Then we characterize the triplets of groups which can be realized as the automorphism group of a non algebraic component, the subgroup stabilizer of a point and the subgroup of strong automorphisms in a trivial strongly minimal structure, and also we give a reconstruction result. Finally, using HNN extensions we show that any profinite group can be realized as the stabilizer of a point in a strongly minimal structure of bounded valency.



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