Department of Mathematics and LAREMA
Université d’Angers

As a mathematician, my field is Algebraic Geometry with a special interest in the geometry of algebraic surfaces.

I am one of the coordinators of the dual-degree Bachelor in Mathematics and in Economy.

Publications

  • Irregular surfaces on hypersurfaces of degree 4 with non-degenerate isolated singularities,   Advances in Geometry 22 (2022), no.3, 341—​354

  • Numerical invariants of surfaces in P4 lying on small degree hepersurfaces,   Geometria dedicata 199/1 (2019), 147—​175

  • Twisted Kodaira-Spencer classes and the geometry of surfaces of general type,   Journal of Algebraic Geometry 23 (2014), no.1, 165—​200 (with Igor Reider)

Earlier ones

  • Mixed multiplier ideals and the irregularity of abelian coverings of smooth projective surfaces,   Expositiones Mathematicae 31 (2013), no.1, 40—​72

  • Enriques diagrams and log-canonical thresholds of curves on smooth surfaces,   Geometria dedicata 146 (2010), 43—​66 (with Marian Aprodu)

  • Jumping numbers of a unibranch curve on a smooth surface,   Manuscripta mathematica 128 (2009), no.1, 33—​49

  • The irregularity of cyclic multiple planes after Zariski, L’Enseignement Mathématique 53 (2007), no.3-4, 265—​305

  • Quintics with three triple points, sextics with five and degenerations,   Manuscripta Math. 117 (2005), no.2, 153—​171

  • Rationality properties of manifolds containing quasi-lines,   Int. J. Math. 14 (2003), no.10, 1053—​1080 (with Paltin Ionescu)

  • Variétés de Kummer généralisées,   Math. Z. 240 (2002), no.3, 665—​676

  • Numerical Campedelli surfaces cannot have the symmetric group as the algebraic fundamental group,   J. London Math. Soc. 59 (1999), no.3, 813—​827

  • Special rank two vector bundles over Enriques surfaces,   Math. Ann. 300 (1994), no.2, 297—​316

  • Surfaces d’Enriques et une construction de surfaces de type général avec pg = 0,   Math. Z. 215 (1994), no.2, 269—​280

Teaching

Education is not the filling of a pail, but the lighting of a fire.
— Plutarch

Varia

  • towards EPIGA --- Épijournal de Géométrie Algébrique

  • a subjective short introduction to TikZ

  • in case you have not seen it, the Dual-Degree Bachelor in Mathematics and in Economy's web page is here; see also this page with restrected access (or this one with open access for the curriculum only)