Given a set of generators of a finite semigroup, a natural way to show that a…
Seminars
Future and Ongoing Seminars
FC1.007 and Online |
Semigroups, Automata and Languages
Speaker: Andrew Ryzhikov
FC1 007 (and online) |
Algebra, Combinatorics and Number Theory
The classification of tuples of matrices up to simultaneous conjugation is a classical problem…
Speaker: Rustam Turdibaev
FC1 007 (and online) |
Algebra, Combinatorics and Number Theory
How much does the universal enveloping algebra of a Lie algebra remember about the Lie algebra…
Speaker: Ricardo Campos
Past Seminars
FC1 007 (and online) |
Algebra, Combinatorics and Number Theory
Numerical semigroups are the subsemigroups of the set of natural numbers that are cofinite and…
Speaker: Neeraj Kumar
Online Zoom Meeting |
Semigroups, Automata and Languages
A monoid is said to be right noetherian if all of its right congruences are finitely…
Speaker: Craig Miller
FC1 007 (and online) |
Algebra, Combinatorics and Number Theory
A numerical semigroup $S$ is a cofinite submonoid of the aditive monoid $(\mathbb{N},+)$. The (…
Speaker: Manuel Delgado
Online Zoom Meeting |
Semigroups, Automata and Languages
HNN extensions can be used as a way to produce a more complicated group from a simpler one, they…
Speaker: Jonathan Warne
Room 0.31 |
Dynamical Systems
This a scientific meeting gathering researchers, PhD students, master students and undergraduate…
Speaker: Alex Genaro and Gustavo Pessil
FC1 007 (and online) |
Algebra, Combinatorics and Number Theory
In this talk, we will present the bijective correspondence between Young diagrams and proper…
Speaker: Mehmet Yesil
FC1 007 (and online) |
Algebra, Combinatorics and Number Theory
In this talk we present some properties of generalized torsion elements in groups. We describe…
Speaker: Raimundo de Araújo Bastos Júnior
FC6029 (DCC building) |
Semigroups, Automata and Languages
In this talk I will present recent results on the descriptional complexity of basic operations…
Speaker: Luca Prigioniero
Online Zoom Meeting |
Semigroups, Automata and Languages
In this talk, I will present recent results, obtained in collaboration with Valérie Berthé and…
Speaker: Herman Goulet-Ouellet
Online seminar |
Algebra, Combinatorics and Number Theory
This presentation is based on joint work with P. Shumyatsky. We study the class of all finite…
Speaker: Mateus Figueiredo
Zoom link |
Semigroups, Automata and Languages
Right-angled Artin groups (RAAGs) are fundamental objects in geometric group theory.
Speaker: Islam Foniqi
FC1.031 |
Dynamical Systems
Given a topologically mixing shift on a countable alphabet and a potential, we give criteria for…
Speaker: Mike Todd
FC1 007 (and online) |
Algebra, Combinatorics and Number Theory
Quasi-Frobenius rings were introduced by Nakayama in the study of representations of algebras…
Speaker: Yusuf Alagoz
FC1.031 |
Dynamical Systems
Using a deterministic perturbation result established by Galatolo and Lucena [1], we obtain…
Speaker: Odaudu Etubi
FC1 007 |
Algebra, Combinatorics and Number Theory
In this talk, extensions of solvable Lie algebras are considered. The method of central…
Speaker: Abror Khudoyberdiyev
Zoom link |
Semigroups, Automata and Languages
The membership problem for algebraic structures asks whether a given element belongs to a…
Speaker: Alexander Thumm
FC1 0.29 |
Algebra and Geometry
Title: …
Speaker: Veronica Calvo Cortes
FCUP (Room FC1.031) |
Dynamical Systems
This a scientific meeting gathering researchers, PhD students, master students and undergraduate…
Speaker: Romain Aimino and Jorge Freitas
FC1 007 |
Algebra, Combinatorics and Number Theory
The main objective of multiplicative ideal theory is to investigate the multiplicative structure…
Speaker: Haleh Hamdi
FC1.031 |
Dynamical Systems
In this talk, we will investigate the question of quantitative recurrence for ergodic dynamical…
Speaker: Dylan Bansard-Tresse