3 papers
math.AC2026
Regularity, local cohomology and injective modules under contracting endomorphisms
Kamran Divaani-Aazar, Mohammad Eghbali
This work extends several fundamental results previously established for rings of characteristic to the broader class of rings that admit a contracting endomorphism. Specifical…
math.AC2019
On the interplay between the Frobenius functor and its dual
Mohammad T. Dibaei, Mohammad Eghbali, Yaser Khalatpour
For a commutative Noetherian ring of prime characteristic, denote by the ring with the left structure given by the Frobenius map. We develop Thomas Marley's work on…
math.AC2017
Hom and Ext, Revisited
Hailong Dao, Mohammad Eghbali, Justin Lyle
Let be a commutative Noetherian local ring and be finitely generated -modules. We prove a number of results of the form: if $\mbox{Hom}_R(M,N)$ has some nice propertie…