6 citations · 18 across the 24 of their papers we have counts for
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math.AG2009★ 4 cited
Discriminants of morphisms of sheaves
Helge Øystein Maakestad
The aim of this paper is to give a unified definition of a large class of discriminants arising in algebraic geometry using the discriminant of a morphism of locally free sheaves.…
math.AG2009
On jets, extensions and characteristic classes I
Helge Øystein Maakestad
In this paper we give general definitions of non-commutative jets in the local and global situation using square zero extensions and derivations. We study the functors Exank(A, I)…
math.AG2009★ 1 cited
On jet bundles and generalized Verma modules II
Helge Øystein Maakestad
Let G be a semi simple linear algebraic group over a field of characteristic zero and let V be a finite dimensional irreducible G-module with highest weight vector v. Let P in G be…