The 13th Combinatorics Days-Covilhã July 13-14, 2023
Day 1: July 13th, Thursday
9:30-11:00 Sándor Bozóki (Institute for Computer Science and Control, Hungarian Academy of Sciences)
Mini-course: Spanning trees in the graph of pairwise comparisons I
11:00-11:30 Coffee
11:30-13:00 Jake Levinson (Simon Fraser University):
Mini-course: Flag Varieties and Schubert Calculus I
13:00-15:00 Lunch
15:00-15:30 Claudio Piedade (CMUP, University of Porto):
Core-free Degrees of Toroidal Maps
15:30-16:00 Diogo Soares (CMUC, University of Coimbra):
The commutation graph for the longest signed permutation
16:00-16:30 Rúben Palma (Nova University of Lisbon):
How we can make use of directed Hamiltonian graphs to spot an efficient vector for a pairwise comparison matrix
16:30-17:00 Coffee
17:00-17:30 Inês Rodrigues (FCT, Nova University of Lisbon):
A local characterization of quasi-crystal graphs
17:30-18:00 Neeraj Kumar (CMUP, University of Porto)
On counting numerical semigroups
18:00-18:30 Inês Legatheaux (CEAFEL):
TBA
Day 2: July 14th, Friday
9:30-11:00 Jake Levinson (Simon Fraser University):
Mini-course: Flag Varieties and Schubert Calculus II
11:00-11:30 Coffee
11:30-13:00 Sándor Bozóki (Institute for Computer Science and Control, Hungarian Academy of Sciences)
Mini-course: Spanning trees in the graph of pairwise comparisons II
13:00-14:30 Lunch
14:30-15:00 David Correia (ETH Zürich):
TBA
15:00-15:30 Gonçalo Varejão (CMUC, University of Coimbra):
On the generators of the Eulerian ideal of a graph
15:30-16:00 Manuel Silva (FCT, Nova University of Lisbon):
Distant words
Lectures will take place in Departamento de Matemática, Universidade da Beira Interior, Covilhã.
Organisers: Olga Azenhas (CMUC, UC), Henrique Cruz (CMA, UBI), Ilda Inácio (CMA, UBI), Samuel Lopes (CMUP, FCUP).
For questions and to participate send an email to comb23@ubi.pt
Accommodation: Participants are expected to arrive on Wednesday evening. The following are some hotels in Covilhã not far from Department of Mathematics:
Hotel Solneve***
Sport Hotel Gym***
Hotel Santa Eufémia***
Hotel Jardim**
Sponsors: CMA, CMUC,
CMUP, UBI and FCT .