The Virtual 10th Combinatorics Days- November 30 and December 7- 2020


Day 1: November 30th, Monday, Lisbon/London time (GMT)

17:50 - 18:00 Get-together

18:00 - 18:30 Loïc Foissy (LMPA Joseph Liouville, Université du Littoral Côte d'Opale): slides

Algebraic structures on noncrossing partitions

18:40 - 19:05 Raul Penaguião (San Francisco State University): slides

Feasible regions meets pattern avoidance - The long awaited part three of feasible regions

19:15 - 19:40 Henrique Cruz (CMA, University of Beira Interior): slides

Classes of (0, 1)-matrices where the Bruhat order and the Secondary Bruhat order coincide

19:50 - 20:15 António Malheiro (CMA, NOVA University of Lisbon): slides

Crystals & Trees

Day 2: December 7th, Monday, Lisbon/London time (GMT)

16:50 - 17:00 Get-together

17:00 - 17:30 Per Alexandersson (University of Stockholm): slides

Skew specialized Macdonald polynomials and charge

17:40 - 18:05 João Miguel Santos (CMUC, University of Coimbra):

Symplectic right keys - Type C Willis' direct way

18:15 - 18:45 Jake Levinson (Simon Fraser University): slides

Axioms for shifted tableau crystals

18:55 - 19:20 Inês Rodrigues (CEAFEL, University of Lisbon):

Shifted Bender-Knuth moves and a shifted Berenstein-Kirillov group

19:30 - 19:55 Maria Manuel Torres (CEAFEL, University of Lisbon):

Eulerian polynomials via the Weyl Algebra action

Organisers: Olga Azenhas (CMUC, UC), Samuel Lopes (CMUP, FCUP).

Sponsors: CMUC, CMUP and FCT .

To access the Zoom links, you must first register for the event by sending an email to