This is a working seminar taking place every week in College House 202 (unless otherwise announced).
Everybody is welcome to actively participate, propose topics or just come and listen.
2020/21
2019/20
2018/19
Tuesday 2 October 11:00 Aran Tattar 'Highest weight categories and quasihereditary algebras'
Tuesday 9 October: 11:00 Lleonard Rubio y Degrassi ‘On Hochschild cohomology and its structures’
Tuesday 16 October 11:00 Cristian Chaparro Acosta 'On the Lie algebra structure of HH^1 of gentle algebras and Brauer graph algebras"
Tuesday 23 October 11:00 Hipolito Treffinger 'Algebraic Harder-Narasimhan filtrations'
Tuesday 30 October 11:00 Nick Williams 'Grassmannians'
Tuesday 6 November 11:00 Drew Duffield 'Symmetric special multiserial algebras'
Tuesday 13 November 11:00 Aran Tattar 'Monomial quasi hereditary algebras'
Tuesday 20 November 11:00 Lleonard Rubio y Degrassi 'Integrable deriviations'
Tuesday 27 November 11:00 Jenny August 'Contraction Algebras and Hyperplane Arrangements'
Tuesday 4 December 11:00 Hipolito Treffinger Introduction to Toric Varieties
Tuesday 11 December 11:00 Hipolito Treffinger Toric varieties, stability conditions and tau-tilting theory
Tuesday 8 January 11:00 Goran Malic Quadratic differentials and ribbon graphs
Tuesday 15 January 11:00 Goran Malic Quadratic differentials and ribbon graphs
Tuesday 12 February 11:00 Yadira Valdivieso HH^1 of cluster tilted algebras
Tuesday 12 March 11:00 Lutz Hille Exceptional Sequences
Tuesday 26 March 11:00 Drew Duffield On infinite dimensional Lie algebras
Tuesday 2 April 11:00 Salvatore Stella A tau tilting approach to dissections of polygons
Tuesday 18 June 11:00 Marco Armenta Tamarkin-Tsygan calculus
Tuesday 25 June 11:00 Javad Asadollahi Introduction to Gorenstein homological algebra
Tuesday 2 July 11:00 Javad Asadollahi On the Gorenstein homological algebra of Artin algebras
2017
Wednesday 20 September 11:30 Hipolito Treffinger "Geometric and algebraic stability conditions"
Thursday 28 September 11:00 Hipolito Treffinger "Geometric and algebraic stability conditions (continued)"
Tuesday 3 October 11:00 Hipolito Treffinger "Stability conditions and maximal green sequences"
Tuesday 10 October 11:00 Hipolito Treffinger "Stability conditions and maximal green sequences (continued)"
Tuesday 16 October 11:00 Hipolito Treffinger "Stability conditions and wall and chamber structures"
Wednesday 1 November 16:00 Hipolito Treffinger "Wall and chamber structures of an algebra"
Wednesday 8 November 14:00 Frank Neumann “Hochschild cohomology of dg-categories, derived centers and spectral sequences”
Friday 10 November 10:30 Lleonard Rubio Y Degrassi “On the Lie algebra structure of HH^1 of blocks of finite groups”
Friday 17 November 13:30 Hipolito Treffinger “Maximal green sequences in module categories”
Friday 1 December 11:00 Drew Duffield “Clannish algebras”
Wednesday 6 December 11:00 Kaveh Mousavand “On the combinatorics of gentle algebras”
Wednesday 13 December 11:00 Joe Grant “Higher preprojective algebras”