4 papers
The Bourbaki Degree of Plane Projective Curves
Marcos Jardim, Abbas Nasrollah Nejad, Aron Simis
Bourbaki sequences and Bourbaki ideals have been studied by several authors since its inception sixty years ago circa. Generic Bourbaki sequences have been thoroughly examined by t…
The Relation Type of Varieties
Maryam Akhavin, Abbas Nasrollah Nejad
In this paper, we introduce the notion of relation type of analytic and formal algebras and prove that it is well-defined and invariant by describing this notion in terms of the An…
The Aluffi Algebra of a hypersurface with isolated singularity
Abbas Nasrollah Nejad
The Aluffi algebra is algebraic definition of characteristic cycles of a hypersurface in intersection theory. In this paper we focus on the Aluffi algebra of quasi-homogeneous and…
The Aluffi algebra of the Jacobian of points in projective space: torsion-freeness
Abbas Nasrollah Nejad, Aron Simis, Rashid Zaare-Nahandi
The algebra in the title has been introduced by P. Aluffi. Let be ideals in the commutative ring . The (embedded) Aluffi algebra of on is an intermediate…