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math.RT2025
On universal deformation rings and stable homogeneous tubes
Jhony F. Caranguay-Mainguez, Pedro Rizzo, Jose A. Velez-Marulanda
Let be a field of any characteristic and let be a finite dimensional -algebra. We prove that if is a finite dimensional right -module that lie…
math.RT2025
Universal deformation rings of a special class of modules over generalized Brauer tree algebras
Jhony F. Caranguay-Mainguez, Pedro Rizzo, José A. Vélez-Marulanda
Let be an algebraically closed field and a generalized Brauer tree algebra over . We compute the universal deformation rings of the periodic string modules over…