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A Mirror Theorem for Non-split Toric Bundles: Genus-zero Gromov-Witten Theoryby@semaphores

A Mirror Theorem for Non-split Toric Bundles: Genus-zero Gromov-Witten Theory

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This research paper develops a new method (I-functions) for understanding mirror symmetry in complex spaces called non-split toric bundles.
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Author:

(1) Yuki Koto

2. Genus-zero Gromov-Witten theory

In this section, we briefly recall the (torus-equivariant/twisted) genus-zero Gromov-Witten theory. We will introduce Gromov-Witten invariants, Givental Lagrangian cones and the quantum Riemann-Roch theorem.


2.1. Gromov-Witten invariant and its variants. We recall the definition of Gromov-Witten invariant. We also introduce an torus-equivariant version and a twisted version of it.











2.3. Quantum Riemann-Roch theorem and twisted theory. We introduce quantum Riemann-Roch theorem [9, Corollary 4], which relates twisted Givental cones via some transcendental operators. We also explain relationships between the Gromow-Witten theory of a vector bundle (resp. a subvariety) and that of a base space (resp. an ambient space) in terms of twisted theories. Note that we will use the material in this subsection only in Section 5.








This paper is available on arxiv under CC 4.0 license.