22 citations · 25 across the 9 of their papers we have counts for
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math.AG2007
Universal lifts of chain complexes over non-commutative parameter algebras
Yuji Yoshino
We define the notion of universal lift of a projective complex based on non-commutative parameter algebras, and prove its existence and uniqueness. We investigate the properties of…
math.AC2007
On Ext-indices of ring extensions
Saeed Nasseh, Yuji Yoshino
In this paper we are concerned with the finiteness property of Ext-indices of several ring extensions. In this direction, we introduce some conjectures and discuss the relationship…
math.AC2007
Local cohomology based on a nonclosed support defined by a pair of ideals
Ryo Takahashi, Yuji Yoshino, Takeshi Yoshizawa
We introduce an idea for generalization of a local cohomology module, which we call a local cohomology module with respect to a pair of ideals (I,J), and study their various proper…