FD Seminar

The FD Seminar had its last talk on May 16th, 2024. This website has been kept for archival purposes and is no longer updated.

To learn more about the FD Seminar, click here.

Recordings of some of the talks can be found in our BigBlueButton instance.

Archive

Talk no. 156 -
Describing the derived category: from Ikeda-Qiu to Happel
Bernhard Keller
Université Paris Cité, FR
Talk no. 155 -
Categorification of cluster algebras of type B and C through symmetric quivers and their representations
Azzurra Ciliberti
University of Rome La Sapienza, IT
Talk no. 154 -
Slides
Fusion-equivariant stability conditions and Morita duality
Edmund Heng
Institut des Hautes Études Scientifiques, Bures-sur-Yvette, FR
Talk no. 153 -
Generating functions for the Hochschild cohomology of symmetric groups
Markus Linckelmann
City, University of London, UK
Talk no. 152 -
Convex geometry for fans of triangulated categories
Nathan Broomhead
University of Plymouth, UK
Talk no. 151 -
Slides
Okounkov's conjecture via BPS Lie algebras
Ben Davison
University of Edinburgh, GB-SCT
Talk no. 150 -
Slides
Representation Type and Pseudofinite-dimensional Modules over Finite-dimensional Algebras
Lorna Gregory
University of East Anglia, Norwich, UK
Talk no. 149 -
Telescope conjecture via homological residue fields with applications to schemes
Michal Hrbek
Czech Academy of Sciences, Prague, CZ
Talk no. 148 -
Atoms in Singularland
Hankyung Ko
Uppsala University, SE
coxeter presentation hecke category preprojective algebra
Talk no. 147 -
Slides
Namikawa-Weyl groups of quiver varieties
Jasper van de Kreeke
Universiteit van Amsterdam, NL
Talk no. 146 -
An introduction to tau-exceptional sequences
Bethany Marsh
University of Leeds, UK
Talk no. 145 -
MSW-bangle functions are generic bases for marked surfaces
Christof Geiss
Universidad Nacional Autónoma de México, UNAM, MX
Talk no. 144 -
Multi-scale stability conditions on A_n- Ginzburg categories
Anna Barbieri
Università degli Studi di Verona, IT
Talk no. 143 -
On dense cohomological invariants
Martin Gallauer
University of Warwick, Coventry, UK
Talk no. 142 -
On exact dg categories
Xiaofa Chen
University of Science and Technology of China, CN
Talk no. 141 -
Derived Picard groups of graded gentle algebras and integration of Hochschild classes
Sebastian Opper
Charles University, Prague, CZ
Talk no. 140 -
Coherent and definable functors for triangulated categories
Isaac Bird
Charles University, Prague, CZ
Talk no. 139 -
Singularity categories via the derived quotient
Matt Booth
Lancaster University, UK
Talk no. 138 -
Serre’s conditions and the finite type of classes of modules of bounded projective dimension
Giovanna Le Gros
Universitat Autónoma de Barcelona, ES
Talk no. 137 -
Slides
Relative cluster categories and Higgs categories with infinite-dimensional morphism spaces
Yilin Wu
University of Science and Technology of China (USTC), CN
Talk no. 136 -
Slides
On τ-representation types with examples from the representation theory of valued quivers.
Calvin Pfeifer
University of Southern Denmark, Odense, DK
Talk no. 135 -
Positroid varieties via representation theory
Matthew Pressland
University of Glasgow, GB-SCT
Talk no. 134 -
Triangulations and maximal almost rigid modules over gentle algebras
Emily Gunawan
University of Massachusetts Lowell, US
Talk no. 133 -
Skew-Brauer algebras and admissible cuts
Yadira Valdivieso
University of the Americas Puebla, MX
Talk no. 132 -
Complexes of stable infinity-categories
Tobias Dyckerhoff
Universität Hamburg, DE
Talk no. 131 -
Derived-tame algebras
Igor Burban
Universität Paderborn, DE
Talk no. 130 -
Crystal Structure of Upper Cluster Algebras
Jiarui Fei
Shanghai Jiao Tong University, CN
Talk no. 129 -
Slides
Two-term silting and τ-cluster morphism categories
Erlend D. Børve
Norges teknisk-naturvitenskapelige universitet, NTNU, NO
Talk no. 128 -
Thick subcategories and semistability for projective presentations
Monica Garcia
Université Paris-Saclay, Paris, FR
Talk no. 127 -
Slides
Algebras from surfaces: deformation, duality, quotients
Fabian Haiden
Syddansk University, Odense, DK
Talk no. 126 -
Surfaces with binary and skew-gentle algebras
Yu Zhou
Tsinghua University, Beijing, CN
Talk no. 125 -
Slides
Indecomposables in the monomorphism category
Sondre Kvamme
Norges teknisk-naturvitenskapelige universitet, NTNU, NO
Talk no. 124 -
Slides
Correspondences from tilting theory in higher homological algebra
Karin Marie Jacobsen
Aarhus University, DK
Talk no. 123 -
Highest weight perverse sheaves
Alessio Cipriani
Università degli Studi di Verona, IT
Talk no. 122 -
The Ext-Algebra for infinitesimal deformations
Maria Julia Redondo
Universidad Nacional del Sur, Bahía Blanca, AR
Talk no. 121 -
Symmetric quivers and symmetric varieties
Martina Lanini
Università di Roma Tor Vergata, IT
Talk no. 120 -
Twisted surfaces and clusters of curves
Alastair King
University of Bath, UK
Talk no. 119 -
Slides
Pre-Calabi-Yau structures and string topology
Alex Takeda
IHÉS, FR
Talk no. 118 -
Slides
On Krull-Gabriel dimension of cluster repetitive categories and cluster-tilted algebras
Alicja Jaworska-Pastuszak
Nicolaus Copernicus University, PL
Talk no. 117 -
Slides
A∞ deformations of extended Khovanov arc algebras and Stroppel’s Conjecture
Severin Barmeier
Universität zu Köln, DE
Talk no. 116 -
Slides
Homological theory of orthogonal modules
Hongxing Chen
Capital Normal University, CN
Talk no. 115 -
Complete \(g\)-fans of rank 2
Yuya Mizuno
Osaka Metropolitan University, JP
Talk no. 114 -
Slides
n-cluster tilting subcategories for truncated path algebras
Laertis Vaso
Norges teknisk-naturvitenskapelige universitet, NTNU, NO
Talk no. 113 -
Slides
Graded extensions of Verma modules
Volodymyr Mazorchuk
Uppsala University, SE
Talk no. 112 -
Polynomial Invariants for Triangulated Categories with Exceptional Sequences
Lutz Hille
Universität Münster, DE
Talk no. 111 -
A functorial approach to rank functions on triangulated categories
Frederik Marks
Universität Stuttgart, DE
Talk no. 110 -
On the Lie algebra structure of integrable derivations
Lleonard Rubio y Degrassi
Uppsala University, SE
Talk no. 109 -
Life hacks for dgas with finite dimensional cohomology
Greg Stevenson
Aarhus University, DK
Talk no. 108 -
Quasi-cluster algebras
Véronique Bazier-Matte
University Laval, CA
Talk no. 107 -
Algebras from Orbifolds
Esther Banaian
Aarhus University, DK
Talk no. 106 -
Recollements and localisation theorems
Haibo Jin
Universität zu Köln, DE
Talk no. 105 -
Universal localizations of d-homological pairs
Francesca Fedele
University of Leeds, UK
Talk no. 104 -
Cluster structures on braid varieties
José Simental Rodríguez
Universidad Nacional Autónoma de México, UNAM, MX
Talk no. 103 -
Slides
Semilinear clannish algebras
Raphael Bennett-Tennenhaus
Bielefeld University, DE
Talk no. 102 -
Slides
Locally free Caldero-Chapoton functions
Lang Mou
University of Cambridge, UK
Talk no. 101 -
Slides
Moduli of Representations of Clannish Algebras
Cody Gilbert
University of Iowa, US
Talk no. 100 -
On some configurations spaces related to algebras of finite representation type
Pierre-Guy Plamondon
Université Paris-Saclay, Paris, FR
Talk no. 99 -
Finitistic dimensions of differential graded rings
Liran Shaul
Charles University, Prague, CZ
Talk no. 98 -
Relating properties of homological dimension two algebras
Daniel Kaplan
Hasselt University, BE
Talk no. 97 -
Mutating cluster-tilting objects in (d + 2)-angulated cluster categories
Nicholas Williams
The University of Tokyo, JP
Talk no. 96 -
Free products of semi-simple algebras via quivers
Charles Paquette
Royal Military College of Canada, Kingston, CA
Talk no. 95 -
Dominant Auslander regular algebras and minimal Auslander-Cohen-Macaulay algebras
Rene Marczinzik
Universität Stuttgart, DE
Talk no. 94 -
Wide subcategories obtained from cosilting pairs
Francesco Sentieri
Università degli Studi di Verona, IT
Talk no. 93 -
Dimension expanders via quiver representations
Markus Reineke
Ruhr-Universität Bochum, DE
Talk no. 92 -
Slides
Relative dominant dimension and quasi-hereditary covers
Tiago Cruz
Universität Stuttgart, DE
Talk no. 91 -
Geometric classification of totally stable stability spaces
Yu Qiu
Tsinghua University, Beijing, CN
Talk no. 90 -
Bridgeland stability conditions, spherical objects, and autoequivalences
Asilata Bapat
The Australian National University, AU
Talk no. 89 -
Slides
TF equivalence classes constructed from canonical decompositions
Sota Asai
Osaka University, JP
Talk no. 88 -
Persistence modules and amplitudes
Barbara Giunti
Graz University of Technology, AT
Talk no. 87 -
Slides
Rational homotopy type of the moduli space of stable rational curves
Vladimir Dotsenko
University of Strasbourg, FR
Talk no. 86 -
Dimer quivers on genus g surfaces and noncommutative desingularizations
Charlie Beil
University of Graz, AT
Talk no. 85 -
Left-right symmetry of the finitistic dimension
Charley Cummings
University of Bristol, UK
Talk no. 84 -
Slides Video
Classifying torsion classes of Noetherian algebras
Yuta Kimura
The University of Tokyo, JP
Talk no. 83 -
Algebraic K-Theory of Zig-Zag Persistence Modules
Anna Schenfisch
Montana State University, US
Talk no. 82 -
Slides
An explicit dg enhancement of singularity category
Zhengfang Wang
Universität Stuttgart, DE
Talk no. 81 -
The spectrum of a well-generated tensor triangulated category
Janina C. Letz
Universität Bielefeld, DE
Talk no. 80 -
Quantum vertex algebras and cohomological Hall algebras
Alexei Latyntsev
University of Oxford, UK
Talk no. 79 -
Slides
The definable subcategory induced by a large canonical module
Tsutomu Nakamura
The University of Tokyo, JP
Talk no. 78 -
Deformation theory for finite cluster complexes
Alfredo Nájera Chávez
Universidad Nacional Autónoma de México, UNAM (Oaxaca), MX
Talk no. 77 -
A derived Gabriel-Popescu theorem for t-structures
Francesco Genovese
Charles University, Prague, CZ
Talk no. 76 -
Slides Video
Bridgeland stability conditions with massless objects
Jon Woolf
University of Liverpool, UK
Talk no. 75 -
Slides
Weight structures and (geometric) representation theory
Catharina Stroppel
University of Bonn, DE
Talk no. 74 -
Local Normal Forms of Noncommutative Functions
Michael Wemyss
University of Glasgow, GB-SCT
Talk no. 73 -
Slides
From gentle to string algebras: a geometric model
Raquel Coelho Simões
Lancaster University, UK
Talk no. 72 -
Slides
Homotopy theory of finite total orders, trees and chicken feet
Constanze Roitzheim
University of Kent, UK
Talk no. 71 -
Slides
Dynamics in triangulated categories
Federico Barbacovi
University College London, UK
Talk no. 70 -
Slides
Thick Subcategories and Lattices
Sira Gratz
University of Glasgow, UK
Talk no. 69 -
Slides
Periodic actions on distributive lattices and counterparts in algebra
Emine Yıldırım
Isaac Newton Institute for Mathematical Sciences and University of Cambridge, UK
Talk no. 68 -
Slides
Symmetric subcategories and good tilting modules
Changchang Xi
Capital Normal University, CN
Talk no. 67 -
Sigma-critical quiver representations and applications to the Paulsen Problem in Frame Theory
Calin Chindris
University of Missouri, US
Talk no. 66 -
Slides
Prime thick subcategories of derived categories associated with noetherian schemes
Hiroki Matsui
Tokushima University, JP
Talk no. 65 -
Slides
Mutation in hereditary extriangulated categories
Yann Palu
Université UPJV Amiens, FR
Talk no. 64 -
Slides
Double covers of quiver Heisenberg algebras as higher preprojective algebras
Martin Herschend
Uppsala University, SE
Talk no. 63 -
Slides
The Heisenberg category of a category
Timothy Logvinenko
Cardiff University, UK
Talk no. 62 -
Rank decompositions and associated exact categories for multi-parameter persistence modules
Steffen Oppermann
Norges teknisk-naturvitenskapelige universitet, NTNU, NO
Talk no. 61 -
Slides
F1 Representations and Hall Algebras
Alexander Sistko
Manhattan College, US
Talk no. 60 -
Slides
Higher Koszul duality and connections with n-hereditary algebras
Johanne Haugland
Norges teknisk-naturvitenskapelige universitet, NTNU, NO
Talk no. 59 -
Slides
An algebraic variety related to tau-tilting theory
Hugh Thomas
Université du Québec à Montréal, CA
Talk no. 58 -
Abelian subcategories of triangulated categories induced by simple minded systems
Peter Jørgensen
Aarhus University, DK
Talk no. 57 -
Slides
Geometric models of Ginzburg algebras via local-to-global principles
Merlin Christ
Universität Hamburg, DE
Talk no. 56 -
Maximal green sequences for string algebras
Khrystyna Serhiyenko
University of Kentucky, US
Talk no. 55 -
Slides
Noncommutative Tensor Triangular Geometry and Cohomological Support Varieties
Kent Vashaw
Louisiana State University, US
Talk no. 54 -
Rigid indecomposable modules in Grassmannian cluster categories
Ana García-Elsener
Universidad Nacional de Mar del Plata, AR
Talk no. 53 -
Slides
A surface and a threefold with equivalent singularity categories
Martin Kalck
Talk no. 52 -
Slides
On length functions for an exact category
Thomas Brüstle
Université de Sherbrooke, CA
Talk no. 51 -
Slides
Some invariants related to the finitistic dimension
Vincent Gelinas
Talk no. 50 -
Slides
Cluster Structures and Cluster Theories
Gordana Todorov
Northeastern University, US
Talk no. 49 -
Slides
Periodic trivial extension algebras and fractionally Calabi-Yau algebras
Osamu Iyama
The University of Tokyo, JP
Talk no. 48 -
Slides
Quantum symmetries through the lens of linear algebra
Van Nguyen
United States Naval Academy, US
Talk no. 47 -
Slides
On symmetric quivers and their degenerations
Magdalena Boos
Ruhr-Universität Bochum, DE
Talk no. 46 -
Slides Video
Cluster categories and rational curves
Zheng Hua
University of Hong Kong, HK
Talk no. 45 -
Slides
Abelian envelopes of exact categories
Agnieszka Bodzenta-Skibińska
University of Warsaw, PL
Talk no. 44 -
Rank functions on finite dimensional algebras
Joe Chuang
City University of London, UK
Talk no. 43 -
Slides
The Ziegler spectrum of tubular canonical algebras
Jan Šťovíček
Charles University, Prague, CZ
Talk no. 42 -
Slides
Algebras of amenable representation type and (dimensional) expansion
Sebastian Eckert
Universität Bielefeld, DE
Talk no. 41 -
Slides
Stable invariance of structures on Hochschild Cohomology
Benjamin Briggs
The University of Utah, US
Talk no. 40 -
Slides
Attractors of torus actions on quiver moduli
Hans Franzen
Ruhr-University Bochum, DE
Talk no. 39 -
Slides
Higher Ideal Approximation Theory
Javad Asadollahi
University of Isfahan, IR
Talk no. 38 -
Slides
Infinite friezes and triangulations of annuli
İlke Çanakçı
Vrije Universiteit Amsterdam, NL
Talk no. 37 -
Slides
On higher torsion classes
Hipólito Treffinger
Rheinische Friedrich-Wilhelms-Universität Bonn, DE
Talk no. 36 -
Slides
Cover Relations in the Lattice of Torsion Classes: Dynamics and Compatibility
Emily Barnard
DePaul University, Chicago, US
Talk no. 35 -
Two vertex geometrically irreducible algebras - the final step
Grzegorz Bobiński
Nicolaus Copernicus University, , PL
Talk no. 34 -
Slides
Quasihereditary algebras with exact Borel subalgebras
Teresa Conde
Universität Stuttgart, DE
quasihereditary algebra exact borel subalgebra coring
Talk no. 33 -
Slides
Stability and tilts on triangulated categories
Jason Lo
California State University, Northridge (CSUN), US
Talk no. 32 -
Slides
Partial Serre duality and cocompact objects
Chrysostomos Psaroudakis
Aristotle University of Thessaloniki, GR
Talk no. 31 -
Slides
The category of local representations of a finite group
Henning Krause
Universität Bielefeld, DE
Talk no. 30 -
Torsion pairs and mutation
Lidia Angeleri Hügel
Università degli Studi di Verona, IT
Talk no. 29 -
Slides
Finite triangulated categories and DG-enhancements
Fernando Muro
Universidad de Sevilla, ES
Talk no. 28 -
Slides
Exact structures and degeneration of Hall algebras
Mikhail Gorsky
Hausdorff Research Institute for Mathematics (HIM), Bonn, DE
Talk no. 27 -
ICRA 2020 Research Snapshot
An algebraic interpretation of the higher Stasheff–Tamari orders
Nicholas Williams
University of Leicester, UK
Talk no. 26 -
ICRA 2020 Research Snapshot
Refined Coxeter Polynomials
Sefi Ladkani
University of Haifa, IL
Talk no. 25 -
ICRA 2020 Research Snapshot
Monomorphism categories for generalised species
Julian Külshammer
Uppsala Universitet, SE
Talk no. 24 -
ICRA 2020 Research Snapshot
Morita theorem for hereditary cluster categories
Norihiro Hanihara
Nagoya University, JP
Talk no. 23 -
ICRA 2020 Research Snapshot
Recollements and injective generation of the derived category
Charley Cummings
University of Bristol, UK
Talk no. 22 -
ICRA 2020 Research Snapshot
Derived equivalences for skew-gentle algebras
Claire Amiot
Université Joseph Fourier, Grenoble, FR
Talk no. 21 -
Slides
Linear quasi-categories as templicial modules
Arne Mertens
Universiteit Antwerpen, BE
infinity-category dg-category dg-nerve linear category
Talk no. 20 -
Slides
Finite-dimensional DG algebras and their properties
Dmitri Orlov
Steklov Mathematical Institute of Russian Academy of Sciences, RU
Talk no. 19 -
Slides
Categorification of representation theory with an application to Soergel bimodules
Vanessa Miemietz
University of East Anglia, UK
Talk no. 18 -
Slides
Preprojective algebras and fractional Calabi-Yau algebras
Joe Grant
University of East Anglia, UK
fractional calabi-yau category preprojective algebra derived picard group serre functor frobenius algebra
Talk no. 17 -
Slides
Homological mirror symmetry for invertible polynomials in two variables
Matthew Habermann
University College London (UCL), UK
Talk no. 16 -
Slides
tau-Tilting Finite Algebras With Non-Empty Left Or Right Parts Are Representation-Finite
Stephen Zito
University of Connecticut, US
Talk no. 15 -
Slides
Leavitt path algebras, B-infty-algebras and Keller’s conjecture for singular Hochschild cohomology
Xiao-Wu Chen
University of Science and Technology of China (USTC), CN
leavitt path algebra b-infty-algebra dg singularity category hochschild cohomology singular hochschild cohomology
Talk no. 14 -
Slides
Grassmanian categories of infinite rank
Jenny August
Max Planck Institut für Mathematik (MPIM), DE
Talk no. 13 -
Slides
Hopf algebras of discrete representation type
Shijie Zhu
The University of Iowa, US
Talk no. 12 -
Slides Video
Relative Calabi-Yau completions and higher preprojective algebras
Bernhard Keller
Université Paris Cité, FR
calabi-yau structure calabi-yau completion higher auslander-reiten theory higher auslander-reiten translation higher preprojective algebra
Talk no. 11 -
Slides
GKZ systems and perverse schobers
Špela Špenko
Université libre de Bruxelles, BE
perverse sheaves gkz systems categorification geometric invariant theory
Talk no. 10 -
Slides
Finite generation of cohomology for Drinfeld doubles of finite group schemes
Cris Negron
University of North Carolina, US
Talk no. 9 -
Slides
Postnikov diagrams and orbifolds
Karin Baur
University of Leeds, UK
alternating strand diagrams grassmannian cluster category orbifold diagram skew group category
Talk no. 8 -
Slides
Bounded extension algebras and Han's conjecture
Andrea Solotar
Universidad de Buenos Aires, AR
hochschild homology relative han'conjecture
Talk no. 7 -
Slides
Derived equivalences for skew-gentle algebras
Claire Amiot
Université Joseph Fourier, Grenoble, FR
skew-group algebras skew-gentle algebras derived categories geometric model
Talk no. 6 -
Slides
A geometric model for the syzygies over certain 2-Calabi-Yau tilted algebras
Ralf Schiffler
University of Connecticut, US
Talk no. 5 -
Slides
Simple objects in torsion-free classes over preprojective algebras of Dynkin type
Haruhisa Enomoto
Nagoya University, JP
exact category simple objects torsion-free class preprojective algebra path algebra
Talk no. 4 -
Slides
The quiver of n-hereditary algebras
Louis-Philippe Thibault
Norges teknisk-naturvitenskapelige universitet, NTNU, NO
n-hereditary algebra n-representation-finite algebra n-representation-infinite algebra higher auslander-reiten theory monomial algebra
Talk no. 3 -
Slides
Schemes of modules over gentle algebras and laminations of surfaces
Daniel Labardini-Fragoso
Universidad Nacional Autónoma de México, UNAM, MX
gentle algebra module variety module scheme irreducible component lamination triangulated surface
Talk no. 2 -
Slides
Simple-mindedness: negativity and positivity
David Pauksztello
Lancaster University, UK
simple-minded system simple-minded collection cluster category noncrossing partition calabi--yau
Talk no. 1 -
Slides
Calabi–Yau properties of Postnikov diagrams
Matthew Pressland
University of Leeds, UK
postnikov diagram dimer model jacobian algebra calabi--yau positroid

ICRA 2020 Research Snapshot

ICRA 2020 Research Snapshot

ICRA 2020 Research Snapshot

ICRA 2020 Research Snapshot

ICRA 2020 Research Snapshot

ICRA 2020 Research Snapshot