Research Activities

Thorsten Holm


2008

07.07.08-12.07.08 Conference 'Modules and representation theory', Babes-Bolyai University Cluj-Napoca
17.02.08-23.02.08 Tagung 'Representation theory of finite dimensional algebras', Mathematisches Forschungsinstitut Oberwolfach


2007

26.10.07 10th NWDR Workshop, Düsseldorf
Lecture 'm-cluster tilted algebras of type A'
21.10.07-25.10.07 CIRM-Conference 'Calabi-Yau algebras and N-Koszul algebras', Marseille-Luminy
Lecture 'Calabi-Yau dimensions of stable module categories'
24.09.07-29.09.07 Workshop 'Geometric aspects in ring and representation theory', Lens
Lecture 'Calabi-Yau dimensions of stable module categories' (28.09.07)
02.09.07-07.09.07 BIRS-Workshop 'Hochschild Cohomology of Algebras: Structure and Applications', Banff International Research Station (BIRS)
Lecture 'Bilinear forms, Hochschild (co-)homology and invariants of derived module categories'
15.08.07-24.08.07 ICRA XII, International Conference on Representations of Algebras, Torun
Lecture 'Cluster categories and selfinjective algebras' (20.08.07)
13.07.07-14.07.07 Darstellungstheorietage 2007, Leibniz Universität Hannover
18.06.07-22.06.07 Research stay, Universität Bielefeld (Sonderforschungsbereich 701)
22.06.07 Universität Bielefeld, Seminar Representation Theory of Algebras
Lecture 'Cluster categories and selfinjective algebras'
15.04.07-20.04.07 Research stay, University of Newcastle
22.02.07-23.02.07 Workshop 'Support Varieties in Representation Theory', Paderborn
25.01.07 Universität Osnabrück
Lecture 'Cluster-Kategorien und selbstinjektive Algebren'


2006

15.12.06-16.12.06 Workshop on Representation Theory, Hannover
Lecture 'Cluster categories and selfinjective algebras'
16.11.06-18.11.06 Kolloquium über Kombinatorik (KolKom 2006), Magdeburg
10.11.06-11.11.06 Representations of algebras and their geometry (Conference in Honour of Helmut Lenzing), Paderborn
25.09.06-29.09.06 CIRM Luminy, Conference 'Homologie et déformations en algèbre, géometrie et représentations', Marseille
Lecture 'Bilinear forms, Hochschild homology and invariants of derived module categories'
September 2006 Professeur Invité, Université Montpellier 2 (one month)
14.09.06 Université Montpellier 2, Séminaire AGATA
Lecture 'Maximal orthogonal modules for selfinjective algebras and generalized cluster complexes'
13.08.06-19.08.06 Workshop on Triangulated Categories, Leeds (Satellite Conference of the ICM 2006)
Co-organizer (with P. Jørgensen and R. Rouquier)
06.08.06-10.08.06 Research stay, University of Oxford
19.07.06 Universität Hannover, Oberseminar zur Algebra und Algebraischen Kombinatorik
Lecture 'Maximal orthogonale Moduln, Cluster-Komplexe und Catalan-Zahlen'
18.07.06 Universität Köln, Algebra Research Seminar
Lecture 'Maximal n-orthogonal modules for selfinjective algebras'
07.07.06-09.07.06 Workshop 'Perspectives in Representation Theory', Bad Honnef
16.06.06 Universität Bielefeld, Representation Theory Seminar
Lecture 'Maximal n-orthogonal modules for selfinjective algebras'
25.05.06-27.05.06 Workshop on Cluster Algebras and Cluster Tilted Algebras, Bielefeld
12.03.06-25.03.06 Research in Pairs (RiP), Mathematisches Forschungsinstitut Oberwolfach (with K. Erdmann)
17.02.06 7th NWDR-Workshop, Hannover
Lecture 'Cartan matrices and graded derived invariants for gentle quivers'
06.02.06 Hannover Algebra Seminar
Lecture 'Generalized Reynolds ideals and derived equivalence classifications'
February 2006 Research stay, University of Hannover
23.01.06-28.01.06 Conference on representation theory and related topics, International Center for Theoretical Physics (ICTP), Trieste, Italy
Lecture 'Weighted locally gentle quivers and Cartan matrices'


2005

10.10.05 Leeds Algebra Seminar
Lecture 'Cartan matrices, gentle quivers and beyond'
04.09.05-10.09.05 Oberwolfach-Workshop 'Cohomology of Finite Groups: Interactions and Applications'
04.07.05-22.07.05 Research stay, University of Hannover
01.07.05 5th NWDR-Workshop, Bielefeld
27.06.05 Magdeburg, Seminar on Discrete Mathematics and Geometry
Lecture 'Zählen von Wegen in Graphen mit Relationen und Invarianten von Algebren'
16.06.05-19.06.05 Joint International Meeting AMS-DMV-ÖMG, Mainz
Lecture 'On the representation dimension of rank 2 group algebras and related algebras'
26.05.05-31.05.05 Workshop Algebras and Representation Theory ,Warwick
Lecture 'Representation dimension of algebras'
13.05.05-14.05.05 5th ARTIN Meeting (Algebra and Representation Theory In the North), York
14.04.05 Paderborn Representation Theory Seminar
Lecture 'Cartan determinants for gentle algebras'
03.04.05-15.04.05 Research stay, University of Hannover
09.03.05 Glasgow Algebra Seminar
Lecture 'Algebras, representations and explicit invariants'
22.02.05 Manchester Algebra Seminar
Lecture 'Algebras, representations and explicit invariants'
12.02.05 Meeting Group Theory and its Applications, Manchester
04.02.05-05.02.05 Perspectives in Mathematics: Algebras and Representations. Conference dedicated to the 60th birthday of Claus Michael Ringel, Bielefeld
07.01.05 Bielefeld Representation Theory Seminar
Lecture 'Cartan determinants for gentle algebras'


2004

15.12.04 Hannover Algebra Seminar
Lecture 'Cartan-Determinanten für freundliche Algebren'
10.12.04-11.12.04 Co-organizer 4th ARTIN Meeting (Algebra and Representation Theory In the North), Leeds
29.11.04 University of Kent, Canterbury, Mathematics Seminar
Lecture 'Algebras, Representations and Homology'
19.10.04 Bristol Pure Mathematics Seminar
Lecture 'Homological Algebra in Representation Theory, or: how complicated is an algebra?'
18.09.04-24.09.04 Research stay, University of Oxford
13.09.04-17.09.04 Conference Algebre non commutative artinienne, representations et cohomologies. CIRM, Luminy
09.09.04 BLOC Colloquium, Leicester
Lecture 'Derived equivalences for selfinjective tame algebras'
22.07.04 Paderborn Representation Theory Seminar
Lecture 'Derived equivalences for selfinjective tame algebras'
16.07.04 Workshop Representation Theory of Finite Groups and Finite Dimensional Algebras , Hannover
Lecture 'Representation dimension of tame Schur algebras'
14.07.04 Working Seminar Rouquier blocks of symmetric groups , Hannover
07.06.04-11.06.04 Research stay, University of Oxford
10.06.04 Oxford Representation Theory Seminar
Lecture 'Conjectures on Brauer character degrees of finite groups'
17.05.04-22.05.04 Workshop and Conference Lie Algebras, their Classification and Applications, Braunschweig, Germany
23.04.04-24.04.04 2nd ARTIN Meeting (Algebra and Representation Theory In the North) , Sheffield
09.02.04-13.02.04 Second Sino-German Workshop on Representation theory and the theory of finite groups, Goslar, Germany
Lecture 'Representation dimension of group algebras and related algebras' (11.02.04)


2003

17.10.03-18.10.03 Conference Darstellungstheorietage 2003, Universität Jena, Germany
18.09.03 University of Leeds
Lecture 'Algebras, Representations and Homological Algebra'
10.09.03-17.09.03 Conference Frobenius Algebras and Related Topics, Torun, Poland
Lecture 'Derived equivalences for weakly symmetric algebras of Euclidean and tubular types' (15.09.03)
17.07.03 Universität Hannover, Germany, Algebra Seminar
Lecture 'Algebren, Darstellungen und Homologische Algebra'
27.06.03-29.06.03 Workshop Algebraic Groups, Hecke Algebras and Abstract Representation Theory, Bielefeld, Germany
Lecture 'Derived invariants of algebras' (27.06.03)
25.04.03 Colloquium, Universität Marburg, Germany
Lecture 'Algebren, Darstellungen und Homologische Algebra'
31.03.03-04.04.03 Workshop Hochschild cohomology and applications, Leicester
Lecture 'Hochschild cohomology of tame blocks' (02.04.03)
28.03.03 Leicester Pure Mathematics Colloquium
Lecture 'The representation dimension and how to determine it'
27.03.03 Birmingham Algebra Colloquium
Lecture 'Derived equivalences and invariants of algebras'


2002

18.11.02-22.11.02 Symposium 'Twenty Years of Tilting Theory', Fraueninsel (Chiemsee), Germany
Lecture 'Representation dimension and the finitistic dimension conjecture for special biserial algebras' (18.11.02)
08.11.02-09.11.02 Conference Darstellungstheorie-Tage 2002, Kassel, Germany
Lecture 'Auslander's Darstellungsdimension' (09.11.02)
01.10.02-10.10.02 Research stay, Nicholas Copernicus University Torun, Poland
08.10.02 Nicholas Copernicus University Torun, Algebra Colloquium
Lecture 'Derived equivalence of algebras'
03.10.02 Nicholas Copernicus University Torun, Representation Theory Seminar
Lecture 'Auslander's representation dimension and radical embeddings'
20.09.02 Beijing Normal University, Algebra Seminar
Lecture 'The representation dimension of algebras'
17.09.02-23.09.02 First Sino-German Workshop on Representation Theory and Finite Simple Groups, Beijing
Lecture 'Blocks of groups with dihedral, semidihedral or quaternion Sylow 2-subgroups'
01.07.02-11.07.02 LMS Research Symposium Representations of finite groups and related algebras, Durham
Lecture 'Auslander's representation dimension' (04.07.02)
26.06.02-01.07.02 Research stay, University of Oxford
24.05.02 Representation Theory Seminar, Universität Bielefeld, Germany
Lecture 'Gruppenalgebren mit zahmem Darstellungstyp'
10.03.02-24.03.02 Research stay, Université de Lausanne
13./20.03.02 Université de Lausanne, Algebra Seminar
Two Lectures 'Blocks of group algebras: an introduction to tame representation type'
04.02.02-15.02.02 Research stay, University of Oxford
14.02.02 University of Oxford, Representation Theory Seminar
Lecture 'Tame blocks and related algebras'
30.01.02 Habilitation in Mathematics, Universität Magdeburg, Germany
Referees: C. Bessenrodt (Magdeburg), M. Broué (Paris), K. Erdmann (Oxford), C.M. Ringel (Bielefeld)


2001

22.10.01-26.10.01 Colloque 'Catégories dérivées et groupes finis', Luminy, France
25.03.01-31.03.01 Oberwolfach-Conference 'Representations of Finite Groups'
Lecture 'Hochschild cohomology of tame blocks' (29.03.01)
22.03.01-24.03.01 Conference 'Richard Brauer: Taking his ideas into the 21st century', Stuttgart, Germany


before 2001 (selection)

31.08.00-07.09.00 Research stay, Budapest, Technical University
04.09.00Renyi Institute Budapest, Algebra Seminar
Lecture 'Hochschild Cohomology of Group Algebras and Blocks'
31.08.98-05.09.98 Conference ICRTA 8.5, Bielefeld, Germany
Lecture 'Twisted bimodules and Hochschild cohomology' (04.09.98)
15.09.97-25.09.97 Summer School 'Representation Theory of Algebras, Finite and Reductive Groups', Cluj-Napoca, Romania
Lecture Course (7 Lectures) 'Derived categories and equivalences'
27.05.97-01.06.97 Third Chemnitz-Prague-Torun Algebra Symposium, Torun, Poland
Lecture 'Algebras of dihedral, semidihedral and quaternion type - Derived equivalences and tameness' (30.05.97)
18.04.97 Bielefeld-Chemnitz-Seminar, Universität Bielefeld, Germany
Lecture 'Algebras of dihedral, semidihedral and quaternion type - Derived equivalences and tameness'
27.11.96 Leciester Pure Mathematics Colloquium
Lecture 'Derived Equivalences and Hochschild Cohomology'
25.08.96-30.08.96 Conference 'Representation Theory of Finite Groups', Bad Honnef, Germany
Lecture 'Homological Properties of Tame Blocks'
July 96 AMS Summer Research Institute 'Cohomology, Representations and Actions of Finite Groups', Seattle
Lecture 'Homological Properties of Tame Blocks' (15.07.96)
04.06.96 Oxford Algebra Seminar
Lecture 'Homological Properties of Blocks of Group Algebras'
17.05.96 Conference 'Darstellungstheorietage 1996', Jena, Germany
Lecture 'Deriviert äquivalente zahme Blöcke'
01.04.96-31.03.97 Research stay, University of Oxford
supported by a Forschungsstipendium of the DFG
Project: Hochschild cohomology and modular representation theory
01.02.96-31.03.96 Research stay, University of Cambridge, DPMMS
06.03.96 Cambridge Algebra Seminar
Lecture 'Cohomological Properties of Blocks of Finite Groups'
Sept 95 Jahrestagung DMV, Ulm, Germany
Lecture 'Nilpotente Blöcke und ihre Hochschild-Kohomologieringe'
June 95 Prize for outstanding doctoral dissertations, Universität Essen, Germany
20.12.94 Representation Theory Seminar, Bielefeld, Germany
Lecture 'Hochschild Cohomology in Modular Representation Theory'
Sept 94 Jahrestagung DMV, Duisburg, Germany
Lecture 'Hochschild-Kohomologie von Blöcken mit zyklischer Defektgruppe'
Sept 94 Summer School and Workshop 'Derived Equivalences', Pappenheim, Germany
Lecture 'Hochschild Cohomology of Blocks with Cyclic Defect Groups'
01.04.92-31.03.94 Doctoral grant from the Deutsche Forschungsgemeinschaft (DFG)
Graduiertenkolleg 'Theoretische und Experimentelle Methoden der Reinen Mathematik', Universität Essen, Germany


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Thorsten Holm
Last modified: 9 October 2007