Geometric section conjecture for the boundary divisor
Geometric section conjecture for the boundary divisor
Let denote the Chow ring of the moduli space of stable maps, let and be the cotangent line bundles associated with the two marked points, and let be the boundary divisor. Geometric section conjecture. There exists a section of the line bundle on whose zero stack is the boundary divisor . The proposed section would give a geometric explanation for the relation and replace the paper's localization and linear-algebra argument; the source does not establish its existence.
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Sources & referencesView supporting material
Primary source
Jonathan A. Cox, “A presentation for the Chow ring of M_0,2(P^1,2)”, arXiv:math/0504575 (2005).
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