Toric nef-value fibration conjecture beyond the smooth Gorenstein case
Toric nef-value fibration conjecture beyond the smooth Gorenstein case
Let be an -dimensional toric polarized variety, not necessarily smooth or Gorenstein, and let and denote the corresponding effective log threshold and nef value. Toric nef-value fibration conjecture. If
then
The conjecture extends the smooth-variety threshold criterion to arbitrary toric polarized varieties; in the non-Gorenstein case the source defines these invariants through the associated polytope. No resolution is given in the supplied text.
Sources & referencesView supporting material
Primary source
Sandra Di Rocco, “Linear Toric Fibrations”, arXiv:1311.1625 (2013).
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