I am a professor of algebraic geometry at the University of Angers (LAREMA UMR n° 6093). My research focuses on mirror symmetry, Gromov–Witten theory and derived algebraic geometry.
News 2026
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PI for the IRP project (INSMI) derived enumerative geometry (2026-2028) with Tristan Bozec, Alberto Cobos-Rabano, David Kern, Cristina Manolache, Renata Picciotto and Massimo Pippi and Robert Rogers.
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13rd and 18th March: Exposé sur analyse topologique des données pour le Pi-day à Louis Le Grand (Paris) et lycée Mongazon (Angers)
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22th to 28th March: Visit to Cristina Manolache in Sheffield
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Du 13 avril au 17 avril venez faire une immersion en Double licence math info. Site d’inscription
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4 mai: SFR conférence: Analyse topologique des données avec un exposé de Bertrand Michel.
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12 juin. Atliers math avec 60 élèves du collège Jean Monnet.
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2 juillet. Ateliers de math 36 collégiens angevins. label: stage Math C2+
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22 septembre 2026: Cérémonie du prix Ducrot avec un exposé de Nicolas Curien
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Irreducible components of moduli spaces of maps to smooth projective toric varieties in genus 0 , with Alberto Cobos Rabano p.34, 2025, under revision to
Forum math Sigma(pdf) -
Desingularizations of sheaves and reduced invariants, with Alberto Cobos Rabano, Cristina Manolache, Renata Picciotto, p 81, 2023, under revision to
Geometry & Topologyarxiv (pdf)
Past Research Projects
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Coordinator of the ANR project Categorification in algebraic geometry (2018-2023)
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Coordinateur du GDR singularities and applications (2018-2022)
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Members of former projects
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ANR-DFG SIPYPH (2014-2016) Mirror symmetry and irregular singularities coming from physics. Coordinators Claude Sabbah and Christian Sevenheck
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ANR- ThGW (2009-2014) Gromov-Witten theory. Coordinator Alessandro Chiodo
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Double licence math-info depuis 2022
With Laurent Garcia, we are coordinating the bi-licence math-info since 2022. Here is the web page of the DLMI
PhD Students
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David Kern (2018-2021) defended is PhD in september 2021 + Title Théorie de quasi-applications catégorifiée des champs de Deligne–Mumford dérivés pdf. In 2025, he is in Stockholm
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Alexis Roquefeuil (2016-2019) defended is PhD in september 2019
Title: Confluence of quantum K-theory to quantum cohomology for projective spaces pdf. In 2025, he is working for ASML in Nederlands.
Post-doc Students
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Renata Picciotto (2021-2023) 2 papers together. In 2025, she is in Cambridge
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Honglu Fan (2019-2020) In 2025, he is in Genova.
Mathematical life
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2000-2005 PhD in Strasbourg under the supervision of Claude Sabbah
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2005-2007 Post-doc at SISSA with Barbara Fantechi
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2007-2016 Maître de conférence at Montpellier, IMAG
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2016-… Professor at Angers, LAREMA