H. Maakestad

collaborators

3 papers

math.AG2020

Conjectures on L-functions for flag bundles on Dedekind domains

Helge Øystein Maakestad

Let $O_{K}$ be the ring of integers in an algebraic number field $K$ and let $S := Spec (O_{K})$ . Let $T_{0}, \dots, T_{n}$ be regular schemes of finite type…

math.AG2019

Classification of Lie algebras of differential operators

Helge Øystein Maakestad

In a previous paper we introduced the notion of a D-Lie algebra $L ~$ . A D-Lie algebra $L ~$ is an $A / k$ -Lie-Rinehart algebra with a right $A$ -module structure and a ca…

math.AG2019

On the birational invariance of the arithmetic genus and Euler characteristic

Helge Øystein Maakestad

The aim of this note is to use elementary methods to give a large class of examples of projective varieties $Y \subseteq P_{k}^{d}$ over a field $k$ with the property that $Y…