Hacon–McKernan's uniformity conjecture for the Iitaka fibration
Hacon–McKernan's uniformity conjecture for the Iitaka fibration
Let be a smooth projective variety of dimension and Kodaira dimension , and let denote the rational map defined by the pluricanonical linear system . The Iitaka fibration of is the fibration associated with its pluricanonical sections, and a positive integer is sufficiently divisible when it satisfies the divisibility conditions required for this map to be defined. Hacon–McKernan's conjecture. There is a positive integer such that for any sufficiently divisible, is birationally equivalent to the Iitaka fibration of for all smooth projective varieties of dimension and Kodaira dimension . This conjecture asserts uniformity of the pluricanonical realization of the Iitaka fibration across varieties with fixed dimension and Kodaira dimension; the supplied source does not indicate whether it has been resolved.
Sources & referencesView supporting material
Primary source
Gabriele Di Cerbo, “Uniform bounds for the Iitaka fibration”, arXiv:1111.6662 (2011).
Additional references
2 papers in this index state this conjecture (2010–2011). The statement above is taken from the most recent of them; the others are arXiv:1012.3817.
Progress summary
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