Fakhari’s conjecture on Stanley depth of integrally closed monomial ideals

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Let K\mathbb{K} be a field, let S=K[x1,…,xn]S=\mathbb{K}[x_1,\ldots,x_n], and let I⊂SI\subset S be an integrally closed monomial ideal. Let ℓ(I)\ell(I) denote the analytic spread of II. Fakhari’s conjecture.

sdepth⁡(S/I)≥n−ℓ(I)\operatorname{sdepth}(S/I)\geq n-\ell(I)

and

sdepth⁡(I)≥n−ℓ(I)+1.\operatorname{sdepth}(I)\geq n-\ell(I)+1.

The conjecture proposes analytic-spread lower bounds for the Stanley depths of the quotient and the ideal. The paper proves these bounds in particular cases, including squarefree monomial ideals generated in a single degree, but does not state that the conjecture is resolved in full.

References

Primary source

S. A. Seyed Fakhari, “Stanley depth of weakly polymatroidal ideals and squarefree monomial ideals”, arXiv:1302.5837 (2013).

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