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math.AC2017
Koszul binomial edge ideals of pairs of graphs
Herolistra Baskoroputro, Viviana Ene, Cristian Ion
We study the Koszul property of a standard graded -algebra defined by the binomial edge ideal of a pair of graphs . We show that the following statements are equi…
math.AC2016★ 7 cited
On the binomial edge ideals of proper interval graphs
Herolistra Baskoroputro
We prove several cases of the Betti number conjecture for the binomial edge ideal of a proper interval graph (also known as closed graph). Namely, we show that this conje…