| Wednesday (Oct 25) | ||
| Session 1 (Chair: Carla Oliveira) | ||
| 10:20 am | Jack Koolen | Distance-regular graphs whose q-distance matrix has exactly one positive eigenvalue |
| 10:40 am | Carlos Hoppen | Solving linear systems of graphs with small treewidth |
| 11:00 am | Daniel Alejandro Jaume | FP-KE decomposition and the determinant of graphs with a unique perfect matching |
| 11:20 am | Luciano Norberto Grippo | On the spectral radius of signed complete bipartite graphs |
| 11:40 am | Leonardo de Lima | On the max k-cut problem and the smallest signless Laplacian eigenvalue of a graph |
| Session 2A (Chair: Cybele Vinagre) | ||
| 3:20 pm | Jorge Alencar | On structured eigenspaces of the Q-matrix of trees |
| 3:40 pm | Tarek Emmrich | Nonvanishing minors of eigenvector matrices and consequences |
| 4:00 pm | Rafael Ribeiro Macharete | A Basis of Laplacian Eigenvectors for Threshold Graphs |
| 4:20 pm | Allana Sthel Santos de Oliveira | Counting graphs with algebraic connectivity n-3 |
| 4:40 pm | Elizandro Borba | Extending the Laplacian spectrum with p-(and q-)norms |
| Session 2B (Chair: Luiz Emilio Allem) | ||
| 3:20 pm | Emanuel Juliano Morais Silva | Forbidden Structures in Integral Trees |
| 3:40 pm | Diego Belay | Ordering trees by α-index |
| 4:00 pm | Miriam del Milagro Abdon | Spectral properties of threshold k-uniform hypergraphs |
| 4:20 pm | Rodrigo Orsini Braga | Locating Eigenvalues of Unicyclic Graphs |
| 4:40 pm | Fernando Colman Tura | A formula for the number of spanning trees of a cograph |
| Thursday (Oct 26) | ||
| Session 3 (Chair: Daniel Jaume) | ||
| The talks were relocated to Sessions 4A and 4B | ||
| Friday (Oct 27) | ||
| Session 4A (Chair: Miriam Abdon) - Auditorium | ||
| 10:20 am | Thomás Jung Spier | Spectra of Symmetric Trees |
| 10:40 am | Krishnan Sivasubramanian | Weighted matrices associated to the Four point condition on trees |
| 11:00 am | Lucas Siviero Sibemberg | Spectral Characterization of the (k, p)-sun |
| 11:20 am | Nelson de Assis Junior | Structural Properties of Matrogenic Graphs |
| 11:40 am | Rakesh Jana | The maximum four point condition matrix of a tree |
| 12:00 am | Arnaud Knippel | On bivalent and trivalent eigenvectors of the graph Laplacian |
| 12:20 pm | María Florencia Cubría | Complementarity spectrum of digraphs |
| Session 4B (Chair: Luciano Grippo)- Room 207 | ||
| 10:20 am | Thiago Lima Oliveira | A semidefinite programming approach to α₀(G) |
| 10:40 am | João Domingos Gomes da Silva Junior | Bounds for some eigenvalues of the Aα-matrix |
| 11:00 am | Lucas Portugal | Integral hypergraphs |
| 11:20 am | Germain Pastén | The generalized adjacency-distance matrix of connected graphs |
| 11:40 am | Pedro Vinícius Ferreira Baptista | Irrational Quantum Walks |
| 12:00 am | Vitor Marques Rodrigues | Alternative Average Mixing Matrices of Quantum Walks |
| 12:20 pm | Lavínia Beghini de Castro | Graph Filter: a graph manipulation software |