Classifying spaces in homotopy theory: in honour of Ran Levi's 60th Birthday

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Classifying spaces in homotopy theory: in honour of Ran Levi's 60th Birthday

 05 - 09 Sep 2022

ICMS, Bayes Centre, Edinburgh

 Enquiries

Scientific Organisers

  • Daisuke Kishimoto, Kyushu University
  • Mark Grant, University of Aberdeen
  • Stephen Theriault, University of Southampton

About:

Classifying spaces are fundamental in algebraic topology. Given a group (finite or Lie groups, groups of automorphisms or diffeomorphisms, etc), its classifying space controls the theory in question. The topology of the classifying space tends to be incredibly rich and its structure reveals a great deal about the underlying objects.

This workshop brought together leading experts from multiple different areas where research was driven by the need to understand classifying spaces. The purpose was to share ideas and techniques that would generate new research. The involvement of early career researchers was embedded into the programme and further participation was encouraged. The workshop also celebrated the contributions made by Ran Levi.  

Invited Speakers:

Dave Benson University of Aberdeen
Rachael Boyd  University of Cambridge
Carles Broto  Autonoma Barcelona
Natalia Castellana  Autonoma Barcelona
Cristina Costoya University of A Coruña
Valentina Grazian  Universita degli Studi di Milano
Richard Hepworth  University of Aberdeen
Kathryn Hess École polytechnique fédérale de Lausanne
Norio Iwase Kyushu University
Magdalena Kedziorek Radboud University
Radha Kessar  London City University 
Manuel Krannich Karlsruher Institut für Technologie
Takahiro Matsushita University of the Ryukyus
Bob Oliver  Université Paris 13
Irakli Patchkoria University of Aberdeen
Dai Tamaki Shinshu  University
Mitsunobu Tsutaya Kyushu University
Antonio Viruel University of Malaga
Michael Weiss University of Muenster
Jie Wu BIMSA

Programme

Monday 05 September 2022
Registration and refreshments
Welcome and Housekeeping ICMS and Organisers
Bob Oliver , Université Paris 13 A Krull-Remak-Schmidt theorem for fusion systems
Rachael Boyd , University of Cambridge Embedding spaces of split links
Valentina Grazian, Universita degli Studi di Milano (Zoom) On Sharpness for Fusion Systems
Lunch Break Lunch served at ICMS
Irakli Patchkoria, University of Aberdeen Morava K-theory of infinite groups and Euler characteristic
Magdalena Kedziorek , Radboud University Commutativity in equivariant homotopy theory
Refreshments
Natalia Castellana, Autonoma Barcelona Fusion medley
Informal Welcome Reception at ICMS
Tuesday 06 September 2022
Jie Wu , Yanqi Lake Beijing Institute of Mathematical Sciences and Applications (Zoom) Twisted homology and homotopy
Mitsunobu Tsutaya, Kyushu University Higher homotopy normalities in topological groups
Refreshments
Cristina Costoya, University of A Coruña The importance of being Rigid
Lunch Break Lunch served at ICMS
Carles Broto , Autonoma Barcelona Fusion systems of finite groups are tame
Niall Taggart, Utrecht University From K-theory to calculus
Break with refreshments
Dave Benson (Public Lecture), University of Aberdeen Completed classifying spaces of finite groups and their loop spaces.
Drinks Reception at ICMS
Wednesday 07 September 2022
Kathryn Hess, EPFL A shadow perspective on equivariant Hochschild homologies
Masahiro Takeda, Kyoto University Cohomology of the spaces of commuting elements
Refreshments
Qiaofeng Zhu, Vassar College (Zoom) On the Rational Bredon Cohomology of Equivariant Config Spaces
Antonio Viruel , University of Malaga Realising finite sets of rational numbers as mapping degree sets
Lunch at ICMS Packed lunch available. Free afternoon for participants
Whisky tasting evening The Raeburn Hotel
Thursday 08 September 2022
Norio Iwase , Kyushu University Topological Complexity of S^3/Q as a Linear Problem
Takahiro Matsushita , University of the Ryukyus (Zoom) The spaces of non-extendable quasimorphisms
Refreshments
Richard Hepworth , University of Aberdeen Homology of Algebras
Lunch at ICMS
Radha Kessar , London City University Fusion systems, counting conjectures, p-compact groups and finite groups of Lie type.
Refreshments
Sebastian Chenery, University of Southampton A Homotopy Theoretic Analogue to Wall's Theorem
Mario Fuentes , University of Malaga Lie models of classifying spaces.
Workshop Dinner Apiary Restaurant
Friday 09 September 2022
Dai Tamaki , Shinshu University (Zoom) Model structures for Hopfological algebra
Jan Steinebrunner , University of Copenhagen The genus filtration on the surface modular operad
Refreshments
Manuel Krannich , Karlsruher Institut für Technologie The Disc-structure space
Michael Weiss , University of Muenster The diffeomorphism group of an exotic sphere
Lunch at ICMS Packed lunch available for participants to take away.

Sponsors and Funders:

  • GMJT
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  • EMS