Department of Mathematics

Seminar / Workshop

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Invariants from the Topological String/Spectral Theory correspondence

27 November 2025, start time 14:00 - 15:00
PovoZero, Via Sommarive 14, Povo (Trento)
Seminar Room "1"
Free
Organizer: Department of Mathematics
Target audience: University community
Referent: C. Fontanari, R. Pignatelli, E. Postinghel, L. Solá Conde
Contacts: 
Staff of the Department of Mathematics
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Geometry Seminars Department of Mathematics

Speaker: Veronica Fantini (Université Paris-Saclay)

Building on the seminal paper by Candelas, De La Ossa, Green, and Parkes, topological string
theory on Calabi–Yau threefolds has been a source of inspiration for enumerative geometers.
While mirror symmetry has been extensively studied in all its aspects, the so-called Topological
String/Spectral Theory (TS/ST) correspondence of Grassi–Hatsuda-Mariño has been recently
attracting more attention. Indeed, it predicts a new source of (resurgent) invariants, which
should be conjecturally related to enumerative invariants. In this talk, I will introduce these new
resurgent invariants and discuss their expected connection with Gromov–Witten invariants,
focusing on the examples of local P2.