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math.AC2022
The normalized depth function of squarefree powers
Nursel Erey, Jürgen Herzog, Takayuki Hibi +1
The depth of squarefree powers of a squarefree monomial ideal is introduced. Let be a squarefree monomial ideal of the polynomial ring . The -th squaref…
math.AC2014
A note on the regularity of Hibi rings
Viviana Ene, Jürgen Herzog, Sara Saeedi Madani
We compute the regularity of the Hibi ring of any finite distributive lattice in terms of its poset of join irreducible elements.