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  1. Ansatte

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English

Petter Andreas Bergh

Last ned pressefoto
Last ned pressefoto
Foto:

Petter Andreas Bergh

Professor
Institutt for matematiske fag

petter.bergh@ntnu.no
73590485 Sentralbygg 2, 840, Gløshaugen
Personal homepage Algebra group
Om Publikasjoner Undervisning Formidling

Om

Petter Andreas Bergh er professor ved Institutt for matematiske fag, hvor han tilhører algebragruppen. Han har en cand.scient og en doktorgrad i matematiske fag fra NTNU.

Se engelsk side for mer informasjon.

Publikasjoner

  • Kronologisk
  • Etter kategori
  • Se alle publikasjoner i Cristin

2025

  • Bergh, Petter Andreas. (2025) Homology of complexes over finite tensor categories. Journal of Noncommutative Geometry
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David A.; Thompson, Peder. (2025) Dimension and depth inequalities over complete intersections. Arkiv för matematik
    Vitenskapelig artikkel

2024

  • Bergh, Petter Andreas; Plavnik, Julia Yael; Witherspoon, Sarah. (2024) Support varieties without the tensor product property. Bulletin of the London Mathematical Society
    Vitenskapelig artikkel

2023

  • Bergh, Petter Andreas. (2023) Separable equivalences, finitely generated cohomology and finite tensor categories. Mathematische Zeitschrift
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David A.. (2023) Categorical matrix factorizations. Annals of K-theory
    Vitenskapelig artikkel

2021

  • Bergh, Petter Andreas; Jorgensen, David A.; Moore, W. Frank. (2021) Totally Acyclic Approximations. Applied Categorical Structures
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Plavnik, Julia Yael; Witherspoon, Sarah. (2021) Support varieties for finite tensor categories: Complexity, realization, and connectedness. Journal of Pure and Applied Algebra
    Vitenskapelig artikkel
  • Lyng, Reidar; Grønflaten, Lars Trovatten; Bergh, Petter Andreas; Moen, Øystein; Owren, Geir Asle; Pedersen, Eilif. (2021) Fremtidens teknologistudier (FTS), grupperapport: C - Programdrevet tilnærming. NTNU
    Rapport

2020

  • Bergh, Petter Andreas; Sandøy, Mads Hustad; Solberg, Øyvind. (2020) On support varieties and tensor products for finite dimensional algebras. Journal of Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Thompson, Peder. (2020) Matrix factorizations for self-orthogonal categories of modules. Journal of Algebra and its Applications
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Erdmann, Karin; Jorgensen, David A.. (2020) Modules of Constant Jordan Type over Quantum Complete Intersections. Documenta Mathematica
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David A.; Moore, W. Frank. (2020) A converse to a construction of Eisenbud–Shamash. Journal of Commutative Algebra
    Vitenskapelig artikkel

2019

  • Bergh, Petter Andreas; Erdmann, Karin. (2019) Matrix factorizations for quantum complete intersections. Journal of Homotopy and Related Structures (JHRS)
    Vitenskapelig artikkel

2018

  • Bergh, Petter Andreas; Jorgensen, David Alan. (2018) Realizability and the Avrunin-Scott theorem for higher-order support varieties. Journal of Algebra and its Applications
    Vitenskapelig artikkel

2017

  • Bergh, Petter Andreas; Madsen, Dag Oskar. (2017) Hochschild homology and trivial extension algebras. Proceedings of the American Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David Alan. (2017) A Generalized Dade?s Lemma for Local Rings. Algebras and Representation Theory
    Vitenskapelig artikkel

2016

  • Bergh, Petter Andreas; Jorgensen, David A. (2016) Complete intersections and equivalences with categories of matrix factorizations. Homology, Homotopy and Applications
    Vitenskapelig artikkel
  • Langfeldt, Marit Buset; Bergh, Petter Andreas. (2016) Triangulated Categories and Matrix Factorizations. NTNU
    Mastergradsoppgave
  • Bergh, Petter Andreas; Jasso, Gustavo; Thaule, Marius. (2016) Higher n-angulations from local rings. Journal of the London Mathematical Society
    Vitenskapelig artikkel
  • Arentz-Hansen, Emilie Bjørlo; Bergh, Petter Andreas; Thaule, Marius. (2016) The morphism axiom for n-angulated categories. Theory and Applications of Categories
    Vitenskapelig artikkel

2015

  • Bergh, Petter Andreas; Oppermann, Steffen; Jorgensen, David A. (2015) The Gorenstein defect category. Quarterly Journal of Mathematics
    Vitenskapelig artikkel

2014

  • Bergh, Petter Andreas; Celikbas, Olgur; Jorgensen, David A. (2014) Homological algebra modulo exact zero-divisors. Kyoto Journal of Mathematics
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David Alan; Oppermann, Steffen. (2014) The negative side of cohomology for Calabi-Yau categories. Bulletin of the London Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Steen, Johan. (2014) Generators and representability in triangulated categories. Doktoravhandlinger ved NTNU (241)
    Doktorgradsavhandling
  • Bergh, Petter Andreas; Thaule, Marius. (2014) The Grothendieck group of an n-angulated category. Journal of Pure and Applied Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Turner, W.. (2014) On the representation dimension of skew group algebras, wreath products and blocks of Hecke algebras. Bulletin of the London Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David Alan. (2014) On growth in minimal totally acyclic complexes. Journal of Commutative Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2014) On the existence of cluster tilting objects in triangulated categories. Journal of Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Oppermann, Steffen; Jorgensen, David Alan. (2014) The gorenstein defect category. Quarterly Journal of Mathematics
    Vitenskapelig artikkel

2013

  • Bergh, Petter Andreas; Thaule, Marius. (2013) The axioms for n-angulated categories. Algebraic and Geometric Topology
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2013) On the vanishing of homology with modules of finite length. Mathematica Scandinavica
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David A. (2013) Tate-Hochschild homology and cohomology of Frobenius algebras. Journal of Noncommutative Geometry
    Vitenskapelig artikkel

2012

  • Bergh, Petter Andreas; Han, Y; Madsen, Dag Oskar. (2012) HOCHSCHILD HOMOLOGY AND TRUNCATED CYCLES. Proceedings of the American Mathematical Society
    Vitenskapelig artikkel

2011

  • Bergh, Petter Andreas; Jorgensen, David A. (2011) On the vanishing of homology for modules of finite complete intersection dimension. Journal of Pure and Applied Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Erdmann, Karin. (2011) The stable Auslander-Reiten quiver of a quantum complete intersection. Bulletin of the London Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Oppermann, Steffen. (2011) Cluster tilting and complexity. International Mathematics Research Notices (IMRN)
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2011) On the vanishing of cohomology in triangulated categories. Homology, Homotopy and Applications
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Oppermann, Steffen. (2011) Cohomological symmetry in triangulated categories. Journal of Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Erdmann, Karin. (2011) The representation dimension of Hecke algebras and symmetric groups. Advances in Mathematics
    Vitenskapelig artikkel

2010

  • Bergh, Petter Andreas; Madsen, Dag. (2010) Hochschild homology and split pairs. Bulletin des Sciences Mathématiques
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Iyengar, Srikanth B.; Krause, Henning; Oppermann, Steffen. (2010) Dimensions of triangulated categories via Koszul objects. Mathematische Zeitschrift
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Solberg, Øyvind. (2010) Relative support varieties. Quarterly Journal of Mathematics
    Vitenskapelig artikkel

2009

  • Bergh, Petter Andreas; Erdmann, Karin. (2009) Support and rank varieties for quantum complete intersections. Oberwolfach Reports
    Sammendrag/abstract
  • Bergh, Petter Andreas. (2009) Support via central ring actions. Oberwolfach Reports
    Sammendrag/abstract
  • Bergh, Petter Andreas; Erdmann, Karin. (2009) The Avrunin-Scott theorem for quantum complete intersections. Journal of Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2009) Modules with reducible complexity, II. Communications in Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2009) Orbit algebras and periodicity. Colloquium Mathematicum
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Madsen, Dag Oskar. (2009) Hochschild homology and global dimension. Bulletin of the London Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2009) On complexes of finite complete intersection dimension. Homology, Homotopy and Applications
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2009) Ext-symmetry over quantum complete intersections. Archiv der Mathematik
    Vitenskapelig artikkel

2008

  • Bergh, Petter Andreas; Oppermann, S. (2008) Cohomology of twisted tensor products. Journal of Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Erdmann, Karin. (2008) Homology and cohomology of quantum complete intersections. Algebra & Number Theory
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2008) On the vanishing of (co)homology over local rings. Journal of Pure and Applied Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2008) Representation dimension and finitely generated cohomology. Advances in Mathematics
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Oppermann, S. (2008) The representation dimension of quantum complete intersections. Journal of Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2008) Twisted support varieties. Journal of Pure and Applied Algebra
    Vitenskapelig artikkel

2007

  • Bergh, Petter Andreas. (2007) On the Hochschild (co)homology of quantum exterior algebras. Communications in Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2007) On support varieties for modules over complete intersections. Proceedings of the American Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2007) Modules with reducible complexity. Journal of Algebra
    Vitenskapelig artikkel

2006

  • Bergh, Petter Andreas. (2006) Hochschild cohomology, complexity and support varieties. NTNU
    Doktorgradsavhandling
  • Bergh, Petter Andreas. (2006) Complexity and periodicity. Colloquium Mathematicum
    Vitenskapelig artikkel

Tidsskriftspublikasjoner

  • Bergh, Petter Andreas. (2025) Homology of complexes over finite tensor categories. Journal of Noncommutative Geometry
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David A.; Thompson, Peder. (2025) Dimension and depth inequalities over complete intersections. Arkiv för matematik
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Plavnik, Julia Yael; Witherspoon, Sarah. (2024) Support varieties without the tensor product property. Bulletin of the London Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2023) Separable equivalences, finitely generated cohomology and finite tensor categories. Mathematische Zeitschrift
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David A.. (2023) Categorical matrix factorizations. Annals of K-theory
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David A.; Moore, W. Frank. (2021) Totally Acyclic Approximations. Applied Categorical Structures
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Plavnik, Julia Yael; Witherspoon, Sarah. (2021) Support varieties for finite tensor categories: Complexity, realization, and connectedness. Journal of Pure and Applied Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Sandøy, Mads Hustad; Solberg, Øyvind. (2020) On support varieties and tensor products for finite dimensional algebras. Journal of Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Thompson, Peder. (2020) Matrix factorizations for self-orthogonal categories of modules. Journal of Algebra and its Applications
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Erdmann, Karin; Jorgensen, David A.. (2020) Modules of Constant Jordan Type over Quantum Complete Intersections. Documenta Mathematica
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David A.; Moore, W. Frank. (2020) A converse to a construction of Eisenbud–Shamash. Journal of Commutative Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Erdmann, Karin. (2019) Matrix factorizations for quantum complete intersections. Journal of Homotopy and Related Structures (JHRS)
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David Alan. (2018) Realizability and the Avrunin-Scott theorem for higher-order support varieties. Journal of Algebra and its Applications
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Madsen, Dag Oskar. (2017) Hochschild homology and trivial extension algebras. Proceedings of the American Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David Alan. (2017) A Generalized Dade?s Lemma for Local Rings. Algebras and Representation Theory
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David A. (2016) Complete intersections and equivalences with categories of matrix factorizations. Homology, Homotopy and Applications
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jasso, Gustavo; Thaule, Marius. (2016) Higher n-angulations from local rings. Journal of the London Mathematical Society
    Vitenskapelig artikkel
  • Arentz-Hansen, Emilie Bjørlo; Bergh, Petter Andreas; Thaule, Marius. (2016) The morphism axiom for n-angulated categories. Theory and Applications of Categories
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Oppermann, Steffen; Jorgensen, David A. (2015) The Gorenstein defect category. Quarterly Journal of Mathematics
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Celikbas, Olgur; Jorgensen, David A. (2014) Homological algebra modulo exact zero-divisors. Kyoto Journal of Mathematics
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David Alan; Oppermann, Steffen. (2014) The negative side of cohomology for Calabi-Yau categories. Bulletin of the London Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Thaule, Marius. (2014) The Grothendieck group of an n-angulated category. Journal of Pure and Applied Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Turner, W.. (2014) On the representation dimension of skew group algebras, wreath products and blocks of Hecke algebras. Bulletin of the London Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David Alan. (2014) On growth in minimal totally acyclic complexes. Journal of Commutative Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2014) On the existence of cluster tilting objects in triangulated categories. Journal of Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Oppermann, Steffen; Jorgensen, David Alan. (2014) The gorenstein defect category. Quarterly Journal of Mathematics
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Thaule, Marius. (2013) The axioms for n-angulated categories. Algebraic and Geometric Topology
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2013) On the vanishing of homology with modules of finite length. Mathematica Scandinavica
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David A. (2013) Tate-Hochschild homology and cohomology of Frobenius algebras. Journal of Noncommutative Geometry
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Han, Y; Madsen, Dag Oskar. (2012) HOCHSCHILD HOMOLOGY AND TRUNCATED CYCLES. Proceedings of the American Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Jorgensen, David A. (2011) On the vanishing of homology for modules of finite complete intersection dimension. Journal of Pure and Applied Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Erdmann, Karin. (2011) The stable Auslander-Reiten quiver of a quantum complete intersection. Bulletin of the London Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Oppermann, Steffen. (2011) Cluster tilting and complexity. International Mathematics Research Notices (IMRN)
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2011) On the vanishing of cohomology in triangulated categories. Homology, Homotopy and Applications
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Oppermann, Steffen. (2011) Cohomological symmetry in triangulated categories. Journal of Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Erdmann, Karin. (2011) The representation dimension of Hecke algebras and symmetric groups. Advances in Mathematics
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Madsen, Dag. (2010) Hochschild homology and split pairs. Bulletin des Sciences Mathématiques
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Iyengar, Srikanth B.; Krause, Henning; Oppermann, Steffen. (2010) Dimensions of triangulated categories via Koszul objects. Mathematische Zeitschrift
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Solberg, Øyvind. (2010) Relative support varieties. Quarterly Journal of Mathematics
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Erdmann, Karin. (2009) Support and rank varieties for quantum complete intersections. Oberwolfach Reports
    Sammendrag/abstract
  • Bergh, Petter Andreas. (2009) Support via central ring actions. Oberwolfach Reports
    Sammendrag/abstract
  • Bergh, Petter Andreas; Erdmann, Karin. (2009) The Avrunin-Scott theorem for quantum complete intersections. Journal of Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2009) Modules with reducible complexity, II. Communications in Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2009) Orbit algebras and periodicity. Colloquium Mathematicum
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Madsen, Dag Oskar. (2009) Hochschild homology and global dimension. Bulletin of the London Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2009) On complexes of finite complete intersection dimension. Homology, Homotopy and Applications
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2009) Ext-symmetry over quantum complete intersections. Archiv der Mathematik
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Oppermann, S. (2008) Cohomology of twisted tensor products. Journal of Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Erdmann, Karin. (2008) Homology and cohomology of quantum complete intersections. Algebra & Number Theory
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2008) On the vanishing of (co)homology over local rings. Journal of Pure and Applied Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2008) Representation dimension and finitely generated cohomology. Advances in Mathematics
    Vitenskapelig artikkel
  • Bergh, Petter Andreas; Oppermann, S. (2008) The representation dimension of quantum complete intersections. Journal of Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2008) Twisted support varieties. Journal of Pure and Applied Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2007) On the Hochschild (co)homology of quantum exterior algebras. Communications in Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2007) On support varieties for modules over complete intersections. Proceedings of the American Mathematical Society
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2007) Modules with reducible complexity. Journal of Algebra
    Vitenskapelig artikkel
  • Bergh, Petter Andreas. (2006) Complexity and periodicity. Colloquium Mathematicum
    Vitenskapelig artikkel

Rapport

  • Lyng, Reidar; Grønflaten, Lars Trovatten; Bergh, Petter Andreas; Moen, Øystein; Owren, Geir Asle; Pedersen, Eilif. (2021) Fremtidens teknologistudier (FTS), grupperapport: C - Programdrevet tilnærming. NTNU
    Rapport
  • Langfeldt, Marit Buset; Bergh, Petter Andreas. (2016) Triangulated Categories and Matrix Factorizations. NTNU
    Mastergradsoppgave
  • Bergh, Petter Andreas; Steen, Johan. (2014) Generators and representability in triangulated categories. Doktoravhandlinger ved NTNU (241)
    Doktorgradsavhandling
  • Bergh, Petter Andreas. (2006) Hochschild cohomology, complexity and support varieties. NTNU
    Doktorgradsavhandling

Undervisning

Emner

  • MA8202 - Commutative Algebra
  • MA3202 - Galois Theory
  • TMA4150 - Algebra

Formidling

2010

  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2010) The shape of the AR-quiver of a selfinjective algebra. ICTP Advanced School and Conference on Homological and Geometrical Methods in Representation Theory 2010-01-18 - 2010-02-05
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2010) Tate-Hochschild cohomology of Frobenius algebras. Algebra seminar, University of Aberdeen 2010-12-02 - 2010-12-02
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2010) Modules with reducible complexity. Algebra seminar, University of Texas 2010-10-29 - 2010-10-29
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2010) Symmetric growth in acyclic complexes. University of Bergen Norwegian Algebra Meeting 2010-11-11 - 2010-11-12
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2010) Hochschild homology and truncated cycles. CIRM Hochschild cohomology, structure and applications 2010-06-07 - 2010-06-11
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2010) The representation dimension of Hecke algebras. XIV International Conference on Representations of Algebras and Workshop 2010-08-06 - 2010-08-15
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2010) The dimension of a triangulated category. Syracuse University Algebra seminar, Syracuse University 2010-05-05 - 2010-05-05

2009

  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2009) Cluster tilting and complexity. University of Oxford Representation theory seminar , Oxford 2009-10-15 -
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2009) Support and rank varieties for quantum complete intersections. Mathematical Research Institute Oberwolfach Support varieties , Oberwolfach 2009-02-15 - 2009-02-21
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2009) Complexity in representation theory. NTNU Homological and geometric methods in algebra , Trondheim 2009-08-10 - 2009-08-14
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2009) Support via central ring actions. Mathematical Research Institute Oberwolfach Support varieties , Oberwolfach 2009-02-15 - 2009-02-21

2008

  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2008) Hochschild homology and global dimension. University of Oxford Representation theory seminar , Oxford 2008-10-16 -
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2008) Quantum complete intersections. Commutative algebra: connections with algebraic topology and representation theory , University of Nebraska, Lincoln 2008-05-18 - 2008-05-22
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2008) Representation dimension and central actions on triangulated categories. The representation dimension of Artin algebras , Universität Bielefeld 2008-05-01 - 2008-05-04
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2008) Hochschild homology and global dimension. XIII International conference on representations of algebras , University of Sao Paulo 2008-07-30 - 2008-08-08
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2008) Representation dimension and finitely generated cohomology. LieGrits Workshop , University of Oxford 2008-01-03 - 2008-01-09
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2008) Relative support varieties and wild algebras. Interactions between representation theory and commutative algebra , Universitat de Barcelona 2008-09-25 - 2008-09-27

2007

  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2007) Support varieties over complete intersections. Support Varieties in Representation Theory , Universität Paderborn 2007-02-22 - 2007-02-23
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2007) (Co)homology of quantum complete intersections. XII International Conference on Representations of Algebras , Torun 2007-08-15 - 2007-08-24
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2007) Hochschild (co)homology of quantum complete intersections. Hochschild Cohomology of Algebras: Structure and Applications , Banff 2007-09-02 - 2007-09-07
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2007) Asymptotisk homologi over komplette snitt. Nasjonalt algebramøte , Universitetet i Oslo 2007-11-01 - 2007-11-02
  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2007) (Co)homology of quantum complete intersections. BLOC-meeting , University of Leicester 2007-05-18 - 2007-05-19

2005

  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2005) Hochschild cohomology and support varieties. University of Oslo Nordic PhD-conference , Oslo 2005-06-03 - 2005-06-05

2004

  • Vitenskapelig foredrag
    Bergh, Petter Andreas. (2004) Betti numbers and periodicity. XI International Conference on Representations of Algebras , Morelia 2004-08-16 - 2004-08-20

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