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2019-05-14
Gorenstein graphic matroids
Takayuki HibiMichał LasońKazunori MatsudaMateusz MichałekMartin Vodička
文献摘要
The toric variety of a matroid is projectively normal, and therefore it is Cohen-Macaulay. We provide a complete graph-theoretic classification when the toric variety of a graphic matroid is Gorenstein.
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