Cremona contractibility - Sara Durighetto

Dettagli dell'evento

Quando

20/12/2018
dalle 15:00 alle 16:00

Dove

Aula 2, DMI

Persona di riferimento

M. Mella

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Abstract: The plane Cremona group Cr2 is the group of birational automorphisms of P^2.
From the half of the XIXth century the plane Cremona group has been studied
under many aspects. We say that a curve is contractible if it can be contracted to
a 
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