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Seminars

Future and Ongoing Seminars

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
Room 0.31 |
Dynamical Systems

This a scientific meeting gathering researchers, PhD students, master students and undergraduate…

Speaker: Alex Genaro and Gustavo Pessil
Room 0.31 |
Dynamical Systems

This a scientific meeting gathering researchers, PhD students, master students and undergraduate…

Speaker: Alex Genaro and Gustavo Pessil
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 |
Semigroups, Automata and Languages

Given a set of generators of a finite semigroup, a natural way to show that a…

Speaker: Andrew Ryzhikov

Past Seminars

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
FC1.031 |
Dynamical Systems

The specification property, introduced in the 1970s by Bowen in the study of Axiom A…

Speaker: Alexandre Trilles
Zoom link |
Semigroups, Automata and Languages

Conjugacy languages, first introduced by Ciobanu and Hermiller, are a useful tool in…

Speaker: Gemma Crowe
Zoom link |
Semigroups, Automata and Languages

In this talk, I will explore the connection between algebraic language theory and topos theory,…

Speaker: Ryuya Hora
FC1 004 |
Algebra, Combinatorics and Number Theory

In the previous talk, we revisited some general aspects of the representation theory of the Lie…

Speaker: Lucas Queiroz Pinto
FC1.031 |
Dynamical Systems

I will discuss the outcome  of  periodic perturbations of attracting cyclic dynamics.  

Speaker: Isabel S. Labouriau
Zoom link |
Semigroups, Automata and Languages

We introduce an algorithm for computing a congruence on an inverse semigroup from a collection…

Speaker: Alex Levine