Past events

Events at the Centre for Symmetry and Deformation.

Search for certain years in the panel below.

27 June 2018, 15:15-16:15

OpAlg seminar: Tim de Laat

"Obstructions to coarse embeddability of expanders into Banach spaces" in Aud 7

15 June 2018, 15:15

PhD Defense Rune Harder Bak

Title: Tensor abelian categories - in a non-commutative setting

14 June 2018, 16:15-17:15

Algebra/Topology seminar

Dolors Herbera (Universitat Autonoma de Barcelona), Big pure projective modules over local commutative noetherian rings: Comparing with the completion.

13 June 2018, 14:15-15:15

Algebra/Topology seminar

Lars Winther Christensen (Texas Tech University), Quotients of the polynomial algebra in three variables.

11 June - 15 June 2018

Workshop: Secondary and delocalized index invariants

The focus of the meeting will be applications of the analytic surgery group to geometry and topology, and in particular on delocalized invariants such as relative eta invariants and their higher analogues.

4 June 2018, 15:15-16:15

Algebra/Topology seminar

Cancelled. 

29 May 2018, 14:15-15:00

GAMP seminar by Elmar Schrohe (U Hannover)

Title: Operator Algebras and Fredholm Criteria for Quantized Canonical Transformations.

28 May 2018, 15:15-16:15

Algebra/Topology seminar

Katsuhiko Kuribayashi (Shinshu University), Eilenberg-Moore spectral sequence calculations in string topology of classifying spaces

23 May 2018, 13:15-14:15

Algebra/Topology seminar

Pavel Safronov (Zurich), Categorified Grothendieck—Riemann—Roch theorem

14 May 2018, 15:15-16:15

Algebra/Topology seminar

Stefan Schwede (Bonn), Global algebraic K-theory.

14 May 2018, 14:15-18:00

Ganda Day 2018

Three recent results in Number Theory will be presented by members of the IRN GANDA, a partnership between France, Denmark, South Africa and Madagascar.

11 May 2018, 14:00-15:00

Number Theory Seminar

Somnath Jha (IIT Kanpur) will speak about "A duality result for Selmer groups".

9 May 2018, 13:15-14:15

Operator algebra seminar

Seminar talk given by George Elliott (University of Toronto): On the classification of simple C*-algebras

8 May 2018, 13:00-14:00

Operator algebra seminar

Seminar talk given by Ruben Martos (Paris 7): Torsion and K-theory for some free wreath products

7 May 2018, 15:15-16:15

Algebra/Topology seminar

Ben Ward (Stockholm University), Six operations formalism for generalized operads.

30 Apr. 2018, 15:15-16:15

Algebra/Topology seminar

Stephen Theriault (Southampton), The based loops on connected sums of certain manifolds

30 Apr. 2018, 11:00-12:00

Operator Algebra Seminar

Speaker: James Gabe, University of Glasgow. Title: Traceless AF embeddings and unsuspended E-theory.

23 Apr. 2018, 15:15-16:15

Algebra/Topology seminar

Espen Nielsen (KU), Topological Hochschild homology and topological conformal field theory.

16 Apr. 2018, 15:15-16:15

Algebra/Topology seminar

Alexandru Oancea, Trivializing the circle in the higher genus little discs operad

11 Apr. 2018, 15:15-16:15

Operator Algebra seminar

Talk given by Ulrich Pennig (Cardiff University)

11 Apr. 2018, 15:15-16:15

Algebra/Topology seminar

Neil Strickland (Sheffield), Chromatic cohomology of finite general linear groups.

9 Apr. 2018, 13:00-14:00

Number Theory Seminar

Linda Frey (Basel) will talk about Explicit Small Height Bounds for infinite extensions generated by torsion points of elliptic curves.

9 Apr. - 13 Apr. 2018

Rigidity and algebraic models in stable homotopy theory

Masterclass. Lecture series by John Greenlees (Sheffield) and Stefan Schwede (Bonn). Speakers: David Barnes (Belfast), Magdalena Kedziorek (Bonn), Irakli Patchkoria (Bonn), Constanze Roitzheim (Kent), and Neil Strickland (Sheffield).

5 Apr. 2018, 15:15-16:15

Operator Algebra seminar

Seminar talk given by Christopher Schafhauser (University of Waterloo)

22 Mar. 2018, 15:15-16:15

GAMP seminar by Job Kuit (Paderborn)

Title: Discrete series for spherical spaces.