Cluster structures for Grassmannians

Categoria: 
Seminari di Algebra e Geometria
Data e ora inizio evento: 
Data e ora fine evento: 
Aula: 
Sala di Consiglio
Sede: 

Dipartimento di Matematica, Sapienza Università di Roma

Speaker: 

Karin Baur (University of Leeds)

The coordinate ring of the Grassmannian has the structure of a cluster algebra. On the other side, the category of maximal CM modules over a certain infinite dimensional algebra is a cluster category associated to this cluster algebra structure. We study this category, in particular in the tame cases. We also show how to associate frieze patterns to these cluster structures.

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