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Iskovskikh Seminar
September 22, 2016 18:00, Moscow, Steklov Mathematical Institute, room 530
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Abelianisation of the real plane Cremona group (following S. Zimmermann)
E. A. Yasinsky
Lomonosov Moscow State University, Faculty of Mechanics and Mathematics
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Abstract:
Following the recent work of Susanna Zimmermann, I will explain why the abelianisation of the group of birational automorphisms of the real projective plane is isomorphic to $\bigoplus_{\mathbb{R}}\mathbb{Z}/2\mathbb{Z}$.
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