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Forschungsseminar Geometrie und Topologie

 Summer Term 2014

 Prof. Dr. Holger Reich     -    Prof. Dr. Elmar Vogt     -    Prof. Dr. Günter M. Ziegler


  • Time and place:  Tuesday 14 -16 h,  SR Villa,  Arnimallee 2


 

Schedule

DateTitleSpeaker 
       
  Guest talk:  
SR 031,  Arnimallee 7
   
11.03. 2-calibration on 3-manifolds and Dehn twists Yoshihiko Mitsumatsu
(Chuo Univ., Tokyo)
Abstract 
 
       
  Guest talk:    
13.05.
 
Topological spherical space forms Ian Hambleton 
(McMaster University) 
 
       
  Guest talk:    
20.05. Finite group actions and chain complexes over the orbit category  Ian Hambleton
(McMaster University) 
 
       

27.05.

The symplectic representation of the mapping class group Daniel Lütgehetmann
 
[FM11,6.1-4]
 
Monday  at 2 p.m., room 210, A3 (instead of June 3rd)  

2.06.

The Torelli group and its abelianization Peter Patzt
 
[FM11,6.5-6],
[J83] 
Tuesday
 3.06.
at 10 a.m., room 031, A7 
Geometry of surfaces
(instead of June 10th) 
Peter Patzt
 

17.06.

Weil-Petersson metric on Teichmüller spaces Daniel Lütgehetmann
 
[I87,1] 
 

24.06.

Bers' proof of the classification of surface automorphisms I Anton Günzler
 
[B78], [FM11,13]
 

8.07.

Bers' proof of the classification of surface automorphisms II Sebastian Meinert
 
[B78], [FM11,13] 
 

Literature

[B78]  Bers, L.: An extremal problem for quasiconformal mappings and a theorem by Thurston; Acta Math. 141, 73-98 (1978)
[FM11]  Farb, B. and Margalit, D.: A primer on mapping class groups; Princeton Mathematical Series (2011)
[I87]  Ivanov, N.V.: Projective structures, flat bundles, and Kähler metrics on moduli spaces; Math. USSR, Sb. 61, No.1, 211-224 (1988); translation from Mat. Sb., Nov. Ser. 133(175), No.2, 208-222 (1987).
[J83]  Johnson, D.: A survey of the Torelli group; Contemp. Math. 20, 165-179 (1983)