Coates–Corti–Iritani–Tseng's quantum Lefschetz conjecture
Coates–Corti–Iritani–Tseng's quantum Lefschetz conjecture
Let be a smooth proper Deligne–Mumford stack with projective coarse moduli space, and let be a smooth complete intersection in . Let be a point on the twisted Lagrangian cone of . Coates–Corti–Iritani–Tseng's conjecture. If the limit
exists, then
is a point on the Lagrangian cone of . The conjecture does not require the line bundles defining the complete intersection to be semi-positive, and it is known to be false in general; a counterexample is given by Sultani (2022).
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Sources & referencesView supporting material
Primary source
Jun Wang, “Quantum Lefschetz theorem revisited”, arXiv:2305.04906 (2023).
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