Name: Motives, quadratic forms and arithmetic
Start: 2022-10-24T08:00:00+02:00
End: 2022-10-28T17:00:00+02:00
Location: Louvre Lens Vallée

Motives, quadratic forms and arithmetic

from Monday, October 24, 2022 (8:00 AM) to Friday, October 28, 2022 (5:00 PM)

Monday, October 24, 2022

9:30 AM Welcome/Accueil
Welcome/Accueil
9:30 AM - 10:00 AM
10:00 AM
10:00 AM - 12:20 PM
Contributions

10:00 AM Questions de surjectivité et d'injectivité pour certaines applications cycles - Jean-Louis Colliot-Thélène (Mathématiques Université Paris-Saclay)

11:20 AM Characteristic cycle over symmetric products of curves - Cycle caractéristique sur une puissance symétrique d'une courbe - Joël Riou (Université Paris-Saclay)
2:00 PM
2:00 PM - 4:20 PM
Contributions

2:00 PM Some properties of local systems - Hélène Esnault (Freie Universität Berlin)

3:20 PM On some realizations of motives with modulus - Hiroyasu Miyazaki (NTT Institute for Fundamental Mathematics (NTT-IFM))
Tuesday, October 25, 2022
9:00 AM
9:00 AM - 12:30 PM
Contributions

9:00 AM Steenrod operations and algebraic classes - Olivier Benoist (ENS, CNRS)

10:15 AM Geometric representability of 1-cycles on rationally connected threefolds - Claire Voisin (CNRS, IMJ-PRG)

11:30 AM The Picard-Lefschetz formula for normal crossings - Moritz Kerz
2:30 PM
2:30 PM - 5:00 PM
Contributions

2:30 PM Nearby motivic sheaves of weighted equivariant functions - Florian Ivorra (Université de Rennes 1)

4:00 PM Iwasawa modules along p-adic Lie extensions - Sujatha Ramdorai (University of British Columbia)
Wednesday, October 26, 2022
9:00 AM
9:00 AM - 12:35 PM
Contributions

9:00 AM Representing Hodge realization - Florence Lecomte (IRMA CNRS Strasbourg)

10:15 AM HKR theorem and residue sequences for logarithmic Hochschild homology - Federico Binda (University of Milano)

11:35 AM Unramified cohomology and P^1-invariance - Takao Yamazaki (Chuo University)
2:00 PM Field trip
Field trip
2:00 PM - 6:00 PM

8:00 PM Conference dinner
Conference dinner
8:00 PM - 10:00 PM
Thursday, October 27, 2022
9:30 AM
9:30 AM - 12:00 PM
Contributions

9:30 AM Quadratic counts of twisted cubic curves on hypersurfaces and complete intersections in a projective space - Marc Levine (Universität Duisburg-Essen)

11:00 AM Representability of Hermitian K-theory in the homotopy category of schemes - Baptiste Calmes
2:00 PM
2:00 PM - 4:30 PM
Contributions

2:00 PM Niveaux de corps de fonctions de variétés réelles - Olivier Wittenberg (CNRS & USPN)

3:30 PM Algèbres d’exposant 2 et extensions multiquadratiques - Ahmed Laghribi (Université d'Artois)
Friday, October 28, 2022
9:00 AM
9:00 AM - 12:35 PM
Contributions

9:00 AM Perverse homotopy heart of stable motivic homotopy and Milnor-Witt-modules - Frederic Deglise

10:15 AM Spectral measures associated with tensor categories - Javier Fresán

11:35 AM Universal Weil cohomology - Luca Barbieri Viale

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