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Schedule for: 18w5130 - Hessenberg Varieties in Combinatorics, Geometry and Representation Theory

Beginning on Sunday, October 21 and ending Friday October 26, 2018

All times in Banff, Alberta time, MDT (UTC-6).

Sunday, October 21
16:00 - 17:30 Check-in begins at 16:00 on Sunday and is open 24 hours (Front Desk - Professional Development Centre)
17:30 - 19:30 Dinner (Vistas Dining Room)
20:00 - 22:00 Informal gathering (Corbett Hall Lounge (CH 2110))
Monday, October 22
07:00 - 08:45 Breakfast (Vistas Dining Room)
08:45 - 09:00 Introduction and Welcome by BIRS Staff (TCPL 201)
09:00 - 10:00 Hiraku Abe: An introduction to Hessenberg varieties (TCPL 201)
10:00 - 10:30 Coffee Break (TCPL Foyer)
10:30 - 11:30 Julianna Tymoczko: K-theory/cohomology classes of Hessenberg varieties (TCPL 201)
11:30 - 13:00 Lunch (Vistas Dining Room)
13:00 - 14:00 Guided Tour of The Banff Centre (Corbett Hall Lounge (CH 2110))
14:00 - 14:15 Group Photo (TCPL 201)
14:15 - 15:15 Timothy Chow: A proof of the Shareshian-Wachs conjecture (TCPL 201)
14:30 - 15:00 Coffee Break (TCPL Foyer)
15:45 - 16:45 Mathieu Guay-Paquet: Linear relations between q-chromatic symmetric functions (TCPL 201)
17:30 - 19:30 Dinner (Vistas Dining Room)
Tuesday, October 23
07:00 - 09:00 Breakfast (Vistas Dining Room)
09:00 - 10:00 Martha Precup: The Betti numbers of Hessenberg varieties (TCPL 202)
10:00 - 10:30 Coffee Break (TCPL Foyer)
10:30 - 11:30 Erik Insko: Singularities of Hessenberg varieties (TCPL 202)
11:30 - 13:30 Lunch (Vistas Dining Room)
13:15 - 14:15 Mikiya Masuda: The cohomology rings of regular semisimple Hessenberg varieties for h=(h(1),n,,n) (TCPL 201)
14:30 - 15:30 Tatsuya Horiguchi: The cohomology rings of regular nilpotent Hessenberg varieties and Schubert polynomials (TCPL 201)
15:15 - 15:45 Coffee Break (TCPL Foyer)
16:00 - 17:00 James Carrell: Cohomology algebras of varieties with a 'regular' (Ga,Gm)-action (TCPL 201)
17:30 - 19:30 Dinner (Vistas Dining Room)
Wednesday, October 24
07:00 - 09:00 Breakfast (Vistas Dining Room)
09:00 - 10:00 Andy Wilson: Macdonald polynomials and chromatic functions (TCPL 202)
10:00 - 10:15 Coffee Break (TCPL Foyer)
10:15 - 10:45 Jim Haglund: The qq+1 phenomenon (TCPL 202)
11:00 - 12:00 Mark Skandera: Trace functions, the Kazhdan-Lusztig basis, and chromatic quasisymmetric functions (TCPL 202)
12:00 - 13:30 Lunch (Vistas Dining Room)
13:30 - 17:30 Free Afternoon (Banff National Park)
17:30 - 19:30 Dinner (Vistas Dining Room)
Thursday, October 25
07:00 - 09:00 Breakfast (Vistas Dining Room)
09:00 - 10:00 Satoshi Murai: Hessenbergs and hyperplane arrangements part I (TCPL 202)
10:00 - 10:30 Coffee Break (TCPL Foyer)
10:30 - 11:30 Takuro Abe: Hessenbergs and hyperplane arrangements part II (TCPL 202)
11:30 - 13:30 Lunch (Vistas Dining Room)
14:00 - 15:00 Peter Crooks: Integrable systems on families of Hessenberg varieties (TCPL 201)
15:00 - 15:30 Coffee Break (TCPL Foyer)
15:30 - 16:30 Ting Xue: Springer correspondence and Hessenberg varieties (TCPL 201)
17:30 - 19:30 Dinner (Vistas Dining Room)
Friday, October 26
07:00 - 09:00 Breakfast (Vistas Dining Room)
10:00 - 10:30 Coffee Break (TCPL Foyer)
11:30 - 12:00 Checkout by Noon (Front Desk - Professional Development Centre)
12:00 - 13:30 Lunch from 11:30 to 13:30 (Vistas Dining Room)