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Non simplicit\'e du groupe de Cremona su...
Lonjou, Anne...
Non simplicit\'e du groupe de Cremona sur tout corps by Lonjou, Anne ( Author )
N.A
12-03-2015
Using a theorem of Dahmani, Guirardel and Osin we prove that the Cremona group in 2 dimension is not simple, over any field. More precisely, we show that some elements of this group satisfy a weakened WPD property which is equivalent in our particular context to the Bestvina and Fujiwara's one.
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Article
pdf
36.88 KB
English
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MYR 0.01
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https://arxiv.org/abs/1503.03731
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