Multigraded Betti numbers of simplicial forests

@article{Erey2013MultigradedBN,
  title={Multigraded Betti numbers of simplicial forests},
  author={Nursel Erey and S. Faridi},
  journal={arXiv: Commutative Algebra},
  year={2013}
}
  • Nursel Erey, S. Faridi
  • Published 2013
  • Mathematics
  • arXiv: Commutative Algebra
  • We prove that multigraded Betti numbers of a simplicial forest are always either 0 or 1. Moreover a nonzero multidegree appears exactly at one homological degree in the resolution. Our work generalizes work of Bouchat on edge ideals of graph forests. 
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