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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

FC1.005 |
Dynamical Systems

What is the expected number of iterates of a point needed for a plot of these iterates to…

Speaker: Mike Todd
Online Zoom meeting |
Semigroups, Automata and Languages

It is well-known that the subword complexity of an automatic sequence grows at most linearly,…

Speaker: Jakub Konieczny
Online seminar |
Algebra, Combinatorics and Number Theory

Given a group $G$ acting on a set $X$, an element $g$ of $G$ is called a derangement if it…

Speaker: Daniele Garzoni
Online Zoom meeting |
Semigroups, Automata and Languages

Since the seminal work of Nambooripad (among others), people…

Speaker: Xavier Mary
FC1 007 |
Algebra, Combinatorics and Number Theory

The length of a finite system of generators for a finite-dimensional algebra over a field is the…

Speaker: Alexander Guterman
FC1 .029 |
Geometry and Topology

In this talk, we will study a gauge-theoretic construction of (branched) complex projective …

Speaker: Pedro M. Silva
FC1 007 |
Algebra, Combinatorics and Number Theory

The simple positive energy representations for an affine vertex algebras associated to higher…

Speaker: Oscar Morales
FC1 007 |
Algebra, Combinatorics and Number Theory

In 1972, Kantor introduced the class of conservative algebras, which contains many other…

Speaker: Renato Fehlberg Júnior
FC1 0.29 |
Geometry and Topology

Mirror symmetry is a somewhat mysterious phenomenon that relates the geometry of two distinct…

Speaker: Goncalo Oliveira
Online Zoom meeting |
Semigroups, Automata and Languages

We introduce the notion of a crossed module over an inverse semigroup which generalizes…

Speaker: Mykola Khrypchenko
FC1.031 |
Dynamical Systems

The variational principle states that the topological entropy of a compact dynamical system is…

Speaker: Reza Mohammadpour
FC1 007 (and online) |
Algebra, Combinatorics and Number Theory

I will present some results that were obtained in collaboration with Csaba Schneider (…

Speaker: Raimundo de Araújo Bastos Júnior
Online Zoom meeting |
Geometry and Topology

In this talk, I will discuss recent joint work with Alexeev-Engel-Schaffler that provides…

Speaker: Daniel Zachary Garza
FC1 007 |
Algebra, Combinatorics and Number Theory

Let $A$ be an associative algebra over a field $F$ of characteristic zero, $F\langle X \rangle$…

Speaker: Carla Rizzo
FC1 007 |
Algebra, Combinatorics and Number Theory

Given a group $G$ and a partial factor set $\sigma $ of $G,$ we introduce the twisted partial…

Speaker: Mikhailo Dokuchaev
Online Zoom meeting |
Geometry and Topology

I will explain how to express the space of almost complex structures J(M) on a…

Speaker: Gustavo Granja
FC1 0.31 and online |
Analysis

The recurrence coefficients of a generalised symmetric F…

Speaker: Ana Filipa Loureiro
FC1 007 |
Algebra, Combinatorics and Number Theory

The Monster group $M$ is the largest sporadic simple group. It is also the group of…

Speaker: Albert Gevorgyan
FC1.031 |
Dynamical Systems

This presentation is divided into three parts where we analyze three different…

Speaker: João Carvalho
FC1 004, (Math Bldg., FCUP) |
Semigroups, Automata and Languages

Finite automata are classical machines that recognise regular languages. However, many other…

Speaker: Luca Prigioniero