A SHORT PROOF OF A RESULT OF NAGEL

نویسندگان

1 Department of Mathematics, University of Tabriz, P.O.Box 51666-16471, Tabriz, Iran.

doi
10.22044/jas.2015.619
چکیده

Let $(R,fm)$ be a Gorenstein local ring and$M,N$ be two finitely generated modules over $R$. Nagel proved that if $M$ and $N$ are inthe same even liaison class, thenone has $H^i_{fm}(M)cong H^i_{fm}(N)$ for all $iIn this paper, we provide a short proof to this result.