Professor of mathematics at Université Paris Cité and member of IMJ-PRG.
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Publications
Publications
2025 - (with T. Scognamiglio) PGLn(C)-character stacks and Langlands duality over finite fields, arXiv:2412.03234.
2025 - (with T. Scognamiglio) PGLn(C)-character stacks and Langlands duality over finite fields, arXiv:2412.03234.
2025 - (with F. Rodriguez-Villegas) Ennola duality for decomposition of tensor products, arXiv:2401.09968.
2025 - (with F. Rodriguez-Villegas) Ennola duality for decomposition of tensor products, arXiv:2401.09968.
2025 - (with G. Nam) The Saxl conjecture and the tensor square of unipotent characters of GLn(q), Algebr. Comb., arXiv:2312.09157.
2025 - (with G. Nam) The Saxl conjecture and the tensor square of unipotent characters of GLn(q), Algebr. Comb., arXiv:2312.09157.
2025- (with G. Laumon) Geometrization of the two orthogonality formulas for Green functions, to appear in Transf. Groups, arXiv:2312.05082.
2025- (with G. Laumon) Geometrization of the two orthogonality formulas for Green functions, to appear in Transf. Groups, arXiv:2312.05082.
2024 - (with G. Laumon) Fourier transform from the symmetric square representation of PGL2 and SL2, IMRN, arXiv:2301.11041.
2024 - (with G. Laumon) Fourier transform from the symmetric square representation of PGL2 and SL2, IMRN, arXiv:2301.11041.
2024 - (with T. Hausel et F. Rodriguez-Villegas) Locally free representations of quivers over commutative Frobenius algebras, Selecta Math. N. S., arXiv:1810.01818.
2024 - (with T. Hausel et F. Rodriguez-Villegas) Locally free representations of quivers over commutative Frobenius algebras, Selecta Math. N. S., arXiv:1810.01818.
2023 - (with G. Laumon) On the derived Lusztig correspondence, Forum of Math., Sigma, arXiv:2011.13768.
2023 - (with G. Laumon) On the derived Lusztig correspondence, Forum of Math., Sigma, arXiv:2011.13768.
2023 - (with F. Rodriguez-Villegas) E-series of character varieties of non-orientable surfaces, Annales de l'Institut Fourier, arXiv:2008.13435 .
2023 - (with F. Rodriguez-Villegas) E-series of character varieties of non-orientable surfaces, Annales de l'Institut Fourier, arXiv:2008.13435 .
2023 - (with G. Laumon) Note on a conjecture of Braverman-Kazhdan, Advances in Math., arXiv:1906.07476 .
2023 - (with G. Laumon) Note on a conjecture of Braverman-Kazhdan, Advances in Math., arXiv:1906.07476 .
2018 - (with P. Gunnells et F. Rodriguez-Villegas) Torus orbits on homogeneous varieties and Kac polynomials of quivers, Math. Z., arXiv:1309.0545.
2018 - (with P. Gunnells et F. Rodriguez-Villegas) Torus orbits on homogeneous varieties and Kac polynomials of quivers, Math. Z., arXiv:1309.0545.
2016 - Higgs bundles and indecomposable parabolic bundles over the projective line, arxiv.org/abs/1609.04875.
2016 - Higgs bundles and indecomposable parabolic bundles over the projective line, arxiv.org/abs/1609.04875.
2015 - Character varieties with Zariski closures of GLn-conjugacy classes at punctures, Selecta Math. N. S., arXiv:1309.7662.
2015 - Character varieties with Zariski closures of GLn-conjugacy classes at punctures, Selecta Math. N. S., arXiv:1309.7662.
2013 - Quiver varieties and the character ring of general linear groups over finite fields, JEMS, arXiv:1103.2759.
2013 - Quiver varieties and the character ring of general linear groups over finite fields, JEMS, arXiv:1103.2759.
2013 - (with T. Hausel et F. Rodriguez-Villegas) Positivity for Kac polynomials and DT-invariants of quivers, Annals of Math., arXiv:1204.2375.
2013 - (with T. Hausel et F. Rodriguez-Villegas) Positivity for Kac polynomials and DT-invariants of quivers, Annals of Math., arXiv:1204.2375.
2013 - (with T. Hausel et F. Rodriguez-Villegas, et un appendix de G. Harcos) Arithmetic harmonic analysis on character and quiver varieties II, Advances in Math., arXiv:1109.5202.
2013 - (with T. Hausel et F. Rodriguez-Villegas, et un appendix de G. Harcos) Arithmetic harmonic analysis on character and quiver varieties II, Advances in Math., arXiv:1109.5202.
2013 - Tensor product of unipotent characters of general linear groups over finite fields, Transf. Groups, arXiv:1204.2690.
2011 - (with T. Hausel et F. Rodriguez-Villegas) Arithmetic harmonic analysis on character and quiver varieties, Duke Math. Journal, arXiv:0810.2076.
2011 - (with T. Hausel et F. Rodriguez-Villegas) Arithmetic harmonic analysis on character and quiver varieties, Duke Math. Journal, arXiv:0810.2076.
2010 - (with T. Hausel et F. Rodriguez-Villegas) Topology of character varieties and representations of quivers, C. R. Math. Acad. Sci. Paris, arXiv:0905.3491.
2010 - (with T. Hausel et F. Rodriguez-Villegas) Topology of character varieties and representations of quivers, C. R. Math. Acad. Sci. Paris, arXiv:0905.3491.
2009 - Characters of finite reductive Lie algebras, Journal of Algebra, vol. 321.
2009 - Characters of finite reductive Lie algebras, Journal of Algebra, vol. 321.
2005 - Deligne-Lusztig restrictions of Gelfand-Graev characters, Journal of Algebra, vol. 294.
2005 - Deligne-Lusztig restrictions of Gelfand-Graev characters, Journal of Algebra, vol. 294.
2005 - Deligne-Lusztig induction for invariant functions on finite Lie algebras of Chevalley's type, Tokyo Journal of Math., vol. 28.
2005 - Deligne-Lusztig induction for invariant functions on finite Lie algebras of Chevalley's type, Tokyo Journal of Math., vol. 28.
2005 - Fourier transforms of invariant functions on finite reductive Lie algebras, Lecture Notes in Math., vol. 1859.
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