Current Seminars
Upcoming Seminars
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Research Seminar
Location: SLMath: Eisenbud Auditorium, Online/VirtualUpdated on Aug 26, 2026 01:16 PM PDT -
Meet the Staff Tea
Location: SLMath: AtriumUpdated on Aug 24, 2026 10:40 AM PDT -
Five Minute Talks
Location: SLMath: Eisenbud Auditorium, Online/VirtualUpdated on Aug 28, 2026 10:06 AM PDT -
Five Minute Talks
Location: SLMath: Eisenbud Auditorium, Online/VirtualUpdated on Aug 28, 2026 10:08 AM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Mathematical physics for mathematicians: The mathematics of 3d N=4 theories and 3d mirror symmetry
Location: SLMath: Eisenbud Auditorium, Online/Virtual Speakers: Justin Hilburn (Perimeter Institute of Theoretical Physics)By now it is clear that 3d N=4 theories play a major role in many areas of geometric representation theory and enumerative geometry. In this talk I will give an introduction to these theories, their Higgs and Coulomb branches, and 3d mirror symmetry.
Updated on Aug 28, 2026 12:58 PM PDT -
Around geometric Satake
Location: SLMath: Eisenbud Auditorium, Online/Virtual Speakers: Roman Bezrukavnikov (Massachusetts Institute of Technology)I will discuss old, recent and desired applications and generalizations of the geometric Satake equivalence
connecting integrable systems, modular representation theory and algebraic topology.Updated on Aug 28, 2026 12:49 PM PDT -
Five Minute Talks
Location: SLMath: Eisenbud Auditorium, Online/VirtualUpdated on Aug 28, 2026 12:33 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Five Minute Talks
Location: SLMath: Eisenbud Auditorium, Online/VirtualUpdated on Aug 28, 2026 12:34 PM PDT -
Five Minute Talks
Location: SLMath: Eisenbud Auditorium, Online/VirtualUpdated on Aug 28, 2026 12:36 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
SSL Colloquium
Location: SLMath: Eisenbud AuditoriumUpdated on Jun 15, 2026 08:47 AM PDT -
Family Brunch Potluck
Location: Cedar Rose Park- 1300 Rose Street, Berkeley CA 94702 (Area #1- On the Rose Street side of the park (Northside) just off of the sidewalk, and across form the play structure.Updated on Aug 27, 2026 09:12 AM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
SSL Colloquium
Location: SLMath: Eisenbud AuditoriumUpdated on Jun 15, 2026 08:48 AM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
SSL Colloquium
Location: SLMath: Eisenbud AuditoriumUpdated on Jun 15, 2026 08:50 AM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
Chancellor Course: Yangians and geometric representation theory
Location: Dwinelle 79 Speakers: Ben Davison (University of Edinburgh)This seminar series will take place on UC Berkeley campus, in Dwinelle Hall room 79.
In this course we will approach the theory of Yangians — quantum groups associated with loop algebras — via geometric representation theory. Key topics and constructions will include: Quantum loop groups, Nakajima quiver varieties, symplectic resolutions, RTT formalism, R matrices, BBDG decomposition theorem, cohomological Hall algebras and Borcherds algebras.
Updated on Aug 17, 2026 03:32 PM PDT -
SSL Colloquium
Location: SLMath: Eisenbud AuditoriumUpdated on Jun 29, 2026 01:29 PM PDT -
SSL Colloquium
Location: SLMath: Eisenbud AuditoriumUpdated on Jun 15, 2026 08:55 AM PDT -
SSL Colloquium
Location: SLMath: Eisenbud AuditoriumUpdated on Jun 15, 2026 08:56 AM PDT
Past Seminars
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Seminar Fall 2026 Graduate Student Meeting
Updated on Aug 10, 2026 12:52 PM PDT -
Seminar Fall 2026 Program Organizer / Directorate Lunch
Updated on Aug 10, 2026 12:51 PM PDT -
Seminar Fall 2026 Postdoc Meeting
Updated on Aug 10, 2026 12:51 PM PDT -
Seminar Reading Group: Re-GRAD Seminar
Updated on Feb 11, 2026 01:32 PM PST -
Seminar Guess the Baby!
Updated on May 20, 2026 03:08 PM PDT -
Seminar Reading Group Big Mapping Class Groups
Updated on Feb 23, 2026 10:35 AM PST -
Seminar Getting dirty with foliations
Updated on May 20, 2026 03:08 PM PDT -
Seminar HHG Reading Group
Updated on Feb 09, 2026 07:43 AM PST -
Seminar From transverse surfaces to transverse laminations
Updated on May 11, 2026 03:01 PM PDT -
Seminar Algebraic and Geometric Convergence of Discrete and Non-Faithful Representations
Updated on May 14, 2026 11:13 AM PDT -
Seminar Branched Bending in Finite-Volume Hyperbolic Manifolds
Updated on May 14, 2026 11:11 AM PDT -
Seminar Graduate Student Seminar: Foliations forcing closed orbits & Hyperbolization of fibered 3-manifolds
Updated on May 12, 2026 04:17 PM PDT -
Seminar Getting dirty with foliations: Building foliations from contact crumbs
Updated on May 08, 2026 07:58 AM PDT -
Seminar Broken Dream Seminar: How to (not) mass produce taut foliations from contact structures
Updated on May 11, 2026 07:38 AM PDT -
Seminar Computation in geometric topology: The veering census and codebase
Updated on May 07, 2026 09:58 AM PDT -
Seminar Study group on Heegaard Floer theory and pseudo-Anosov flows: Some future directions
Updated on May 12, 2026 09:59 AM PDT -
Seminar Reading Group: Re-GRAD Seminar
Updated on Feb 11, 2026 01:32 PM PST -
Seminar Reading Group Big Mapping Class Groups
Updated on Feb 23, 2026 10:34 AM PST -
Seminar Reading Group: Kleinian Groups - The Ending Lamination Conjecture and Tameness
Updated on Feb 25, 2026 09:34 AM PST -
Seminar HHG Reading Group
Updated on May 01, 2026 01:16 PM PDT -
Seminar End-of-semester potluck
Updated on Apr 13, 2026 08:27 AM PDT -
Seminar Getting dirty with foliations: Codimension-1 Anosov flows on 4-manifolds
Updated on Apr 29, 2026 09:13 AM PDT -
Seminar The Fatou-Sullivan dictionary and Thurston's questions
Updated on May 07, 2026 10:00 AM PDT -
Seminar Reading Group: Surface homeomorphism group and fine curve graph
Updated on Mar 17, 2026 08:27 AM PDT -
Seminar Mapping Class Groups of 4-Manifolds: Loops of 2-spheres in 4-manifolds
Updated on May 07, 2026 02:49 PM PDT -
Seminar Bending, entropy and proper affine actions of surface groups II
Updated on May 07, 2026 02:48 PM PDT -
Seminar Characterizing totally geodesic manifolds in negative curvature
Updated on May 07, 2026 09:58 AM PDT -
Seminar Graduate Student Seminar: Brunnian 3-balls in S^4
Updated on May 06, 2026 09:17 AM PDT -
Seminar Getting dirty with foliations: Obstructing transverse foliations
Updated on May 01, 2026 01:29 PM PDT -
Seminar Broken Dream Seminar: When is this construction enough?
Updated on May 06, 2026 09:19 AM PDT