THIS WEEK’S SEMINARS

PLEASE CHECK WITH THE DEPARTMENT FOR ANY CHANGES BEFORE ATTENDING

Monday 5^{th} February 2001

*Seminar:* Topology

* Location & Time:* Meeting Room 4 (CMS) at 2.30 p.m.*
Speaker:* C. Casacuberta (Barcelona)

*Title:* Localisations of modules over connective ring spectra

*Seminar:* Twelfth Kuwait Foundation Lecture

* Location & Time:* Meeting Room 2 (CMS) at 5.00 p.m.*
Speaker:* Professor Bruno Kahn (Universite de Paris 7)

*Title:* Motovic cohomology, L-adic cohomology and the tate conjecture

Tuesday 6^{th} February 2001

*Seminar:* Category Theory

* Location & Time:* Meeting Room 4 (CMS) at 2.15 p.m.*
Speaker:* Tom Leinster

*Title:* Batanin meets Baez and Dolan: yet more ways to define weak n-category

*Seminar:* Number Theory

* Location & Time:* Meeting Room 5 (CMS) at 4.15 p.m.*
Speaker:* B. Kahn

*Title:* Orthogonal and symplectic analogues of a theorem of Rector

Wednesday 7^{th} February 2001

*Seminar:* Geometry

* Location & Time:* Meeting Room 5 (CMS) at 2.15 p.m.*
Speaker:* Ulrike Tillmann (Oxford)

*Title:* Homotopy theory related to the moduli space of curves

*Seminar:* Algebra

* Location & Time:* Meeting Room 11 (CMS) at 4.30 p.m.*
Speaker:* Professor M.W. Liebeck (Imperial)

*Title:* Residual properties of the modular group and other free products

Thursday 8^{th} February 2001

*Seminar:* Definition of n-Category

* Location & Time:* Meeting Room 4 (CMS) at 1.45 p.m.*
Speaker:* Tom Leinster

*Title:* Penon’s definition

*Seminar:* Combinatorics

* Location & Time:* Meeting Room 5 (CMS) at 2.15 p.m.*
Speaker:* Prof. R. Diestel (Hamburg)

*Title:* Infinite cycles in graphs