Asymptotic behaviour of graded local cohomology modules via linkage
Assume that $R=\oplus_{n\in \mathbb{N}_0}R_n$ is a standard graded algebra over the local ring $(R_0,\mathfrak{m}_0)$, $\mathfrak{a}$ is a homogeneous ideal of $R$, $M$ is a finitely generated graded $R$-module and $R_+:=\oplus_{n\in \mathbb{N}}R_n$ denotes the irrelevant ideal of $R$. In this paper...
Gespeichert in:
Hauptverfasser: | , , |
---|---|
Format: | Artikel |
Sprache: | eng |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Zusammenfassung: | Assume that $R=\oplus_{n\in \mathbb{N}_0}R_n$ is a standard graded algebra
over the local ring $(R_0,\mathfrak{m}_0)$, $\mathfrak{a}$ is a homogeneous
ideal of $R$, $M$ is a finitely generated graded $R$-module and
$R_+:=\oplus_{n\in \mathbb{N}}R_n$ denotes the irrelevant ideal of $R$.
In this paper, we study the asymptotic behaviour of the set $\{
\operatorname{grade}(\mathfrak{a} \cap R_0,
H^{\operatorname{grade}(R_+,M)}_{R_+}(M)_n) \}_{n \in \mathbb{Z}}$ as $n
\rightarrow -\infty$, in the case where $\mathfrak{a}$ and $R_+$ are
homogenously linked over $M$. |
---|---|
DOI: | 10.48550/arxiv.2108.12703 |