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, SZTAKI, Budapest):
slides
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):
slides
Mini-course: Flag Varieties and Schubert Calculus I
13:00-15:00 Lunch
15:00-15:30 Claudio Piedade (CMUP, University of Porto):
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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):
slides
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 Martins (FCUL):
slides
The rank partition and partial symmetries on tensors
Day 2: July 14th, Friday
9:30-11:00 Jake Levinson (Simon Fraser University):
slides
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, SZTAKI, Budapest):
slides
Mini-course: Spanning trees in the graph of pairwise comparisons II
13:00-14:30 Lunch
14:30-15:00 David Correia (ETH Zürich):
slides
Hamilton cycles in pseudorandom graphs
15:00-15:30 Gonçalo Varejão (CMUC, University of Coimbra):
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On the generators of the Eulerian ideal of a graph
15:30-16:00 Manuel Silva (FCT, Nova University of Lisbon):
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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**
Participants: Olga Azenhas (UC), Gastão Bettencourt (UL), Sándor Bozóki (Institute for Computer Science and Control, SZTAKI, Budapest), David Correia (ETH Zürich), Inês Serôdio Costa (UA), Henrique Cruz (UBI), Evaristo das Mangas (UBI), Rosário Fernandes (UNL), Miguel Fialho (UBI), Pedro Freitas (UL), Jake Levinson (Simon Fraser University), João Hipólito (UL), Ilda Inácio (UBI), Neeraj Kumar (UP), Jake Levinson (Simon Fraser University), Samuel Lopes (UP), António Malheiro (UNL), Ricardo Mamede (UC), Inês Legatheaux Martins (UL), Rúben Palma (UNL), Claudio Piedade (UP), Carla Rizzo (University of Palermo), Fátima Rodrigues (UNL), Inês Rodrigues (UNL), Rogério Serôdio (UBI), Manuel Silva (UNL), Diogo Soares (UC), Maria Manuel Torres (UL), Gonçalo Varejão (UC).
Sponsors: CMA, CMUC,
CMUP, UBI and FCT .
