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math.AC2011
Generalized stretched ideals and Sally's Conjecture
Paolo Mantero, Yu Xie
Given a finite module over a Noetherian local ring $(R, \m)$, we introduce the concept of -stretched ideals on . Thanks to a crucial specialization lemma, we show that th…
math.AC2011
On the Cohen-Macaulayness of the conormal module of an ideal
Paolo Mantero, Yu Xie
In the present paper we investigate a question stemming from a long-standing conjecture of Vasconcelos: given a generically a complete intersection perfect ideal I in a regular loc…