Revista de la
Unión Matemática Argentina
The Ext-algebra of the Brauer tree algebra associated to a line
Olivier Dudas
Volume 65, no. 1 (2023), pp. 155–164    

https://doi.org/10.33044/revuma.2347

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Abstract

We compute the $\mathrm{Ext}$-algebra of the Brauer tree algebra associated to a line with no exceptional vertex.

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