Extremal Betti numbers of edge ideals
classification
🧮 math.AC
math.CO
keywords
bettiextremalnumbersconnectedconstructededgeequalfinite
read the original abstract
Given integers $r$ and $b$ with $1 \leq b \leq r$, a finite simple connected graph $G$ for which ${\rm reg}(S/I(G)) = r$ and the number of extremal Betti numbers of $S/I(G)$ is equal to $b$ will be constructed.
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