Classes of graphs that are not Cohen–Macaulay classes

• Datum: 2025
• Hauptverfasser: Asir, T., Ashitha, T.
• Format: Artikel
• Sprache: Englisch
• Veröffentlicht: Institute of Mathematics, NAS of Ukraine 2025
• Online Zugang: https://umj.imath.kiev.ua/index.php/umj/article/view/8093
• Назва журналу: Ukrains’kyi Matematychnyi Zhurnal

UDC 512.5 Characterizations of the classes of Cohen–Macaulay graphs are important because when we characterize one of these classes, then we can decide whether a ring of the form $\mathbb{K}[x_1,\ldots,x_n]/I$ is Cohen–Macaulay or not, where $I$ is a square-free monomial ideal.  For a given commutat...