Hot Topic Seminar, Herbst 2019, Donnerstags 16:30 - 18:00
Configuration spaces and Diffeomorphisms of manifolds
Oct. 10: Peter Teichner,
Introduction to configuration space integrals for knots and homology 3-spheres
Oct. 17: Sarah Blackwell and Jason Joseph,
Linking numbers and Gauss integrals
Oct. 31: Michael Klug and Aru Ray,
Casson's invariant via counting embedded Theta-graphs
Nov. 7: Peter Teichner,
Milnor invariants, Whitney towers and the Kontsevich integral
Nov. 14: David Reutter and Matt Young,
Chern-Simons theory
Nov. 21: David Gay and Ben Ruppik,
Fulton MacPherson compactifications
Nov. 28: Bertram Arnold,
Formality of the little disk operad
Dec. 12: Peter Teichner and Dave Gay,
Hairy graphs and mapping spaces between little disk operads
Dec. 19: Dave Gay and Danica Kosanovic,
New results for Diff(D^4)
Possible references include:
Tadayuki Watanabe
Some exotic nontrivial elements of the rational homotopy groups of Diff(S^4)
Benoit Fresse, Victor Turchin, Thomas Willwacher
The rational homotopy of mapping spaces of E_n operads
Dev Sinha:
Manifold-theoretic compactifications of configuration spaces
Pascal Lambrechts, Ismar Volic:
Christine Lescop:
A formula for the Theta invariant from Heegaard diagram
Knot invariants derived from the equivariant linking pairing