Cohen-Macaulay modifications of the vertex cover ideal of a graph

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Cohen-Macaulay modifications of the vertex cover ideal of a graph. (English). Czechoslovak Mathematical Journal, vol. 68 (2018), issue 3, pp. 843-852

MSC: 13A02, 13D02, 13D25, 13P10 | MR 3851895 | Zbl 06986976 | DOI: 10.21136/CMJ.2018.0020-17

Keywords:
monomial ideal, minimal vertex cover, polarization of ideal, chordal graph

Summary:
We study when the modifications of the Cohen-Macaulay vertex cover ideal of a graph are Cohen-Macaulay.

References:

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