The BIREP Seminar (Bielefeld)
- Academic year 2018/2019
- Academic year 2013/2014
- Academic year 2011/2012
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December 2, 2011, Artem Lopatin,
Matrix identities with forms
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November 25, 2011, Gena Puninski,
An introduction to the Ziegler spectrum
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November 18, 2011, Sarah Scherotzke,
The integral cluster category
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November 4, 2011, Yong Jiang,
Parametrizations of canonical bases and irreducible components of nilpotent varieties
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October 28, 2011, Anna-Louise Paasch,
Monoid algebras of projection functors
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October 21, 2011, Robert Marsh,
Cluster presentations of reflection groups
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October 21, 2011, Philipp Lampe,
Cluster theory and Lusztig's canonical basis
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October 21, 2011, Jesse Burke,
Finite injective dimension over rings with Noetherian cohomology
- Academic year 2010/2011
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July 22, 2011, Philipp Lampe,
The simple transitivity of the braid group action and noncrossing loops (after Bessis)
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July 21, 2011, Sefi Ladkani,
Derived equivalence classification of the gentle algebras arising from surface triangulations
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July 20, 2011, Dirk Kussin,
Transitivity of the braid group action for Coxeter groups (after Igusa-Schiffler)
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July 20, 2011, Claudia Köhler,
The connection between braid group actions on exceptional sequences, thick subcategories, and non-crossing partitions
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July 20, 2011, Ragnar-Olaf Buchweitz,
Variations on a Theorem of Orlov
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July 15, 2011, Mark Prest,
Superdecomposable pure-injectives over tubular algebras
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July 15, 2011, Ivo Dell'Ambrogio and Greg Stevenson,
The derived category of a graded commutative noetherian ring
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July 1, 2011, Dolors Herbera,
The combinatorics around an infinite idempotent matrix
- Academic year 2009/2010
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July 23, 2010, Guodong Zhou,
The Batalin-Vilkovisky structure over the Hochschild cohomology ring of a symmetric algebra
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July 16, 2010, Selene Sanchez,
The graded Lie algebra on the Hochschild cohomology of a modular group algebra
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July 16, 2010, Julia Sauter,
On quiver flag varieties
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July 16, 2010, Andrew Hubery,
Tangent spaces, Massey products, and applications to representation theory
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July 9, 2010, Dan Zacharia,
On Auslander-Reiten components for selfinjective algebras
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July 9, 2010, Sefi Ladkani,
Perverse equivalences, mutations and applications
- Academic year 2008/2009
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September 11, 2009, Dieter Vossieck,
Ray categories, IV
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July 24, 2009, Dong Yang,
A brief introduction to derived categories over differential graded algebras
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July 17, 2009, Dieter Vossieck,
Ray categories, III
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July 17, 2009, Dong Yang,
From triangulated categories to cluster algebras - after Palu
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July 10, 2009, Dieter Vossieck,
Ray categories, II
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July 10, 2009, Dan Zacharia,
More on finite complexity
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July 3, 2009, Dieter Vossieck,
Ray categories, I
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July 3, 2009, Andre Beineke,
Mutation orbits of triples with Markov constant 4
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July 3, 2009, Dong Yang,
Mutations and equivalences
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June 19, 2009, Idun Reiten,
Quasihereditary algebras associated with reduced words in Coxeter groups
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June 19, 2009, Dieter Happel,
Auslander generators of iterated tilted algebras
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June 12, 2009, Jan ovíček,
A counterexample to the telescope conjecture of global dimension 2
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May 22, 2009, Dan Zacharia,
Auslander-Reiten theory for modules of finite complexity over selfinjective algebras
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May 22, 2009, David Jorgensen,
On tensor products of totally acyclic complexes of finitely generated free modules
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May 8, 2009, Otto Kerner,
Concealed algebras
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April 24, 2009, Flávio Ulhoa Coelho,
Contravariantly finite subcategories closed under predecessors
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February 6, 2009, Nils Mahrt,
Exceptional components of wild hereditary algebras
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February 6, 2009, Stephen Doty,
Introduction to Schur algebras, II
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January 23, 2009, Stefan Wolf,
The composition algebra at q=0 and the composition monoid
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January 23, 2009, Stephen Doty,
Introduction to Schur algebras, I
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January 9, 2009, Markus Severitt,
Representations of the algebraic group Aut(k[t]/tp)
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December 19, 2008, Dieter Vossieck,
Quantised Borcherds algebras and Hall algebras
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November 21, 2008, Audrey Moore,
The Auslander and Ringel/Tachikawa Theorem for submodule embeddings
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November 7, 2008, Lutz Hille,
The dual of the direct product might be the direct sum
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November 7, 2008, Fan Xu,
On triangulated categories and enveloping algebras
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October 17, 2008, Hugh Thomas,
"Dual" Garside structures for finite-type Artin groups via quiver
- Academic year 2007/2008
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September 26, 2008, Rolf Farnsteiner,
Auslander-Reiten components containing relatively projective modules
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July 16, 2008, Pu Zhang,
Gorenstein homological algebra
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June 20, 2008, Rolf Farnsteiner,
Jordan Types and AR-Sequences: Background and Examples
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June 20, 2008, Nils Mahrt,
Hammocks and more hammocks
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May 23, 2008, Yu Ye,
Graded centers of some triangulated categories
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May 23, 2008, Andrei Zelevinsky,
Geometric realization of cluster algebras of finite type, II
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May 6, 2008, Idun Reiten,
Some classes of 2-Calabi-Yau tilted algebras given by quivers with potentials
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May 6, 2008, Jose Antonio de la Pena,
Accessible algebras and spectral analysis
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April 30, 2008, David Jorgensen,
Asymmetry over selfinjective algebras
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April 23, 2008, Andrei Zelevinsky,
Geometric realizations of cluster algebras of finite type
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April 18, 2008, Jean-Marie Bois,
Dimensions and vanishing of extensions
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April 18, 2008, Daiva Pucinskaite,
Complexity and the dimension of a triangulated category, II
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April 18, 2008, Angela Holtmann,
Complexity and the dimension of a triangulated category, I
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April 11, 2008, Rolf Farnsteiner,
Complexity and representation dimension
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April 11, 2008, Claus Michael Ringel,
Iyama's finiteness theorem (via strongly quasi-hereditary algebras)
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February 12, 2008, Hideto Asashiba,
Skew group categories and derived equivalences
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February 12, 2008, Karin Baur,
Modeling Richardson orbits via Delta-filtered modules for an Auslander algebra
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February 8, 2008, Lingling Yao,
A generalization of titling modules
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February 1 & 8, 2008, Angela Holtmann,
The dimension of a triangulated category
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February 1, 2008, Claus Michael Ringel,
Radical embeddings and representation dimension
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January 25, 2008, Andre Beineke,
Finiteness of representation dimension
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January 18, 2008, Nils Mahrt,
Representation dimension and global dimension
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January 18, 2008, Timo Rosnau,
Representation dimension and radicals
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January 11, 2008, Daiva Pucinskaite,
Representation dimension
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January 11, 2008, Lingling Yao,
Auslander algebras
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December 7, 2007, Thorsten Weist,
Localization in Kronecker moduli spaces and applications
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November 30, 2007, Alexander Zimmermann,
Some aspects of Djament's proof of the artinian conjecture on level 3
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November 23, 2007, Daiva Pucinskaite,
GIT-cones for quivers
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November 16, 2007, Nils Mahrt,
Stability in abelian categories
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November 2, 2007, Claus Michael Ringel,
The Gabriel-Roiter filtrations of the modules in a homogeneous tube