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The integral closure of subrings associated to graphs - MaRDI portal

The integral closure of subrings associated to graphs (Q1379074)

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scientific article; zbMATH DE number 1115992
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English
The integral closure of subrings associated to graphs
scientific article; zbMATH DE number 1115992

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    The integral closure of subrings associated to graphs (English)
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    9 February 1998
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    Let \(G\) be a graph on the vertex set \(V\), and \(R= k[V]\) a polynomial ring over a field \(k\). The authors give a very explicit description of the integral closure of the monomial subring \(k[G]\subset R\), generated by the squarefree monomials of degree two defining the edges of the graph \(G\).
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    polynomial ring
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    integral closure of the monomial subring
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