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math.RA2013★ 2 cited
Extreme cycles. The center of a Leavitt path algebra
Maria Guadalupe Corrales Garcia, Dolores Martin Barquero, Candido Martin Gonzalez +2
In this paper we introduce new techniques in order to deepen into the structure of a Leavitt path algebra with the aim of giving a description of the center. Extreme cycles appear…
math.RA2013★ 1 cited
On the gauge action of a Leavitt path algebra
María Guadalupe Corrales García, Dolores Martín Barquero, Cándido Martín González
We introduce a revised notion of gauge action in relation with Leavitt path algebras. This notion is based on group schemes and captures the full information of the grading on the…