Talks
Talks
Slides from public lectures by atlas members, newest first.
Also see the notes from the 2009 workshop and the 2022 online seminar.
2026
September 25, 2026
Examples of the Atlas Software
Jeffrey Adams · Brin Mathematics Research Center
June 2026
Crux of the Biscuit: The Hard Parts of the Atlas Algorithm
Jeffrey Adams · Seville
Title from Frank Zappa, Apostrophe; dedicated to Gregg Zuckerman.
June 22–26, 2026
Unitary representations of (real) reductive groups
David Vogan · The unitary dual of local reductive groups, Institute of Mathematics of the University of Seville
2025
September 17, 2025
Jeffrey Adams · Mathematics Department, University of Maryland
August 2025
Jeffrey Adams · Conference in Honor of Jim Arthur, Toronto
August 11–15, 2025
Arthur representations and the unitary dual
David Vogan · Mathematical Legacy of James Arthur, Toronto
March 2025
Jeffrey Adams · RTNCG Conference, Paris
2024
November 21, 2024
Affine Weyl group alcoves and the geometry of the unitary dual
David Vogan · BC Number Theory/Representation Theory Seminar, Boston College
November 9–11, 2024
The FPP conjecture and computing the unitary dual
David Vogan · Representation theory days in honor of George Lusztig, MIT
October 20, 2024
What does the unitary dual look like?
David Vogan · Recent developments in automorphic forms and representation theory, AMS Eastern Sectional Meeting, SUNY Albany
July 22, 2024
atlas demo from “What does the unitary dual look like?”
David Vogan · Conference on Real Reductive Groups and Theta Correspondence, Tianyuan Mathematics Research Center
Transcript of the atlas session shown at the end of the talk.
2023
February 23, 2023
How to compute the unitary dual
David Vogan · Representation Theory Seminar, Zhejiang University (via Zoom)
2022
October 12, 2022
David Vogan · UMass Boston Colloquium
October 2022
How to compute the unitary dual
David Vogan · Representation Theory XVII, Dubrovnik
2021
March 15, 2021
This is what I do: (restrict representations to compact subgroups)
David Vogan · RTNCG (via Zoom)
2020
January 29–30, 2020
Unitary representations and bottom layer K-types
David Vogan · Rutgers Mini-workshop on the Unitary Dual Problem, Hill Center, Rutgers
January 17, 2020
Computing Unipotent Representations
Jeffrey Adams (talk given by Peter Trapa) · AMS conference, Denver
2018
October 20, 2018
Hodge Theory and the Unitary Dual
Jeffrey Adams · AMS conference, Ann Arbor
August 4, 2018
Computing Unipotent Representations
Jeffrey Adams · Guangzhou workshop
August 4, 2018
Jeffrey Adams · Guangzhou workshop
February 18, 2018
Cells for representations of real groups (carrying coals to Newcastle)
Jeffrey Adams · MIT
2016
January 2016
Jeffrey Adams · Lausanne
2015
March 14, 2015
Regular Polyhedra in n dimensions
Jeffrey Adams · SUMS conference, Brown University
2012
2012
Parameters for Representations of Real Reductive Groups, combinatorial aspects
Marc van Leeuwen · slides from CBMS lectures, Boston
2012
David Vogan · Boston CBMS conference, 2012
June 20, 2012
American University
January 2012
Automorphisms (the contragredient and the Hermitian dual)
Jeffrey Adams · International Colloquium on Automorphic Representation and L-functions, Tata Institute (Mumbai)
2009
2009
Signatures of Hermitian Forms and Unitary Representations
Slides of lecture by David Vogan · Utah Conference
Also see Vogan’s notes from the workshop.
July 30, 2009
Characters of Nonlinear Groups
Jeffrey Adams · Salt Lake City conference (slides)
July 27, 2009
Complementary Series of Split Real Groups
Alessandra Pantano, Annegret Paul and Susana Salamanca-Riba; talk by Alessandra · Salt Lake City conference
April 4, 2009
Admissible W-Graphs and Commuting Cartan Matrices
John Stembridge · AMS meeting at UNC
April 4, 2009
David Vogan · AMS meeting at UNC
April 4, 2009
Jeffrey Adams · AMS meeting at UNC
2007
November 14, 2007
Seminar and Colloquium
University of Toronto
November 8, 2007
Jeffrey Adams · MIT
September 28, 2007
Lecture at the inauguration of the Fondation Sciences Mathématiques de Paris
Jeffrey Adams · Paris
May 11, 2007
Colloquium at the University of Maryland
Jeffrey Adams · University of Maryland
March 19, 2007
Some details of the computation
Marc van Leeuwen · MIT
March 19, 2007
Announcement of E8 calculation
David Vogan · MIT
Audio files are available on David Vogan’s home page.
2004
November 2004
Talk at the Washington/Baltimore meeting of SIAM Slides unavailable
Jeffrey Adams · SIAM, Washington/Baltimore
October 15, 2004
Arthur packets and unitary representations (video)
David Vogan · Conference on Automorphic Forms and the Trace Formula, in honour of James Arthur’s 60th birthday, Fields Institute, Toronto
Lecture video; no slides.
2002
June 2002
Talk in Montreal Slides unavailable
David Vogan · Montreal
The Atlas project was founded at this conference, which was organized by Bill Casselman.