Du 10 au 12 septembre 2018
IRMA
This workshop is the opening workshop of the CNRS-JSPS project « Cohomological study of mapping class groups and related topics » .
Organizers: Nariya Kawazumi (Tokyo) and Christine Vespa (Strasbourg)
Invited speakers :
- Jacques Darné (Unviersité de Lille)
- Aurélien Djament (CNRS - Université de Lille)
- Tsukasa Ishibashi (University of Tokyo)
- Manuel Krannich (University of Copenhagen)
- Yuta Nozaki (University of Tokyo)
- Martin Palmer (University of Bonn)
- Dan Petersen (Stockholms Universitet)
- Takuya Sakasai (University of Tokyo)
- Masatoshi Sato (Tokyo Denki University)
- Arthur Soulié (Université de Strasbourg)
- Shunsuke Tsuji (Kyoto University / JSPS)
- Anderson Vera (Université de Strasbourg)
Venue : Conference Room, IRMA building, University of Strasbourg.
There will be research talks, which will be followed by informal discussions on the subject.
Résumés des interventions :
This workshop is supported by JSPS Grant-in-Aid for Scientific Research (B) 26287006.
For practical matters and other questions please contact Christine Vespa.
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Lundi 10 septembre 2018
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09:30
Accueil -
10:00
Yuta Nozaki, University of Tokyo
An invariant of 3-manifolds via homology cobordisms
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11:00
Arthur Soulié, Université de Strasbourg
Stable homology and mapping class groups.
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14:00
Tsukasa Ishibashi, University of Tokyo
Cluster realizations of Coxeter groups and higher Teichmuller theory
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15:30
Aurélien Djament, CNRS - Université de Lille
Stable homology of automorphism groups of free groups with twisted coefficients
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Mardi 11 septembre 2018
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09:30
Manuel Krannich, University of Copenhagen)
Topological moduli spaces, $E_2$-algebras, and homological stability
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11:00
Shunsuke Tsuji, Kyoto University / JSPS
Formulas for the actions of Dehn twists on skein algebras and their applications
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14:00
Anderson Vera, Université de Strasbourg
Johnson type homomorphisms and the LMO functor
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15:30
Jacques Darné, Université de Lille
The Andreadakis problem for some subgroups of $Aut(F_n)$
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Mercredi 12 septembre 2018
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10:00
Masatoshi Sato, Tokyo Denki University
On the rational homology group of the genus three handlebody mapping class group
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11:00
Dan Petersen, Stockholms Universitet
Tautological rings with twisted coefficients
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14:00
Martin Palmer, University of Bonn
Homological stability for symmetric diffeomorphism groups and parametrised connected sum
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15:30
Takuya Sakasai, University of Tokyo
Computations on Johnson homomorphisms