Generic linkage preserves local complete intersection log canonical singularities
Generic linkage preserves local complete intersection log canonical singularities
Let be a regular affine scheme over , and let be a subscheme defined by of codimension . Let be a matrix of variables, set , define and , and set . Generic-linkage conjecture. If is local complete intersection log canonical, then is also local complete intersection log canonical. The question is motivated by the difficulty of transferring singularities from to its generic link, since there is no natural morphism from the link to ; the conjecture is presented as an open question.
Sources & referencesView supporting material
Primary source
Wenbo Niu, “A Bound for the Castelnuovo-Mumford Regularity of Log Canonical Varieties”, arXiv:0912.3311 (2011).
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