We investigate finite and profinite groups with the Magnus property, where a group is said to…
Seminars
Future and Ongoing Seminars
FC1 0.04 and online |
Algebra, Combinatorics and Number Theory
Speaker: Claude Marion
FC1.031 |
Dynamical Systems
In this talk, we explore a martingale approximation framework that provides quantitative…
Speaker: João S. Matias
FC1 007 and Online |
Algebra, Combinatorics and Number Theory
As a consequence of the Littlewood-Richardson commuters coincidence and the Kumar-Torres…
Speaker: Olga Azenhas
FC1 007 and Online |
Algebra, Combinatorics and Number Theory
A reduced word for a permutation of the symmetric group is its own commutation class if it has…
Speaker: Diogo Soares
FC1 007 and Online |
Algebra, Combinatorics and Number Theory
We introduce the concept of a nonassociative (i.e. not necessarily associative) inverse…
Speaker: Mikhailo Dokuchaev
Online |
Geometry and Topology
I will present recent joint work with Jérémy Toulisse and Richard Wentworth on a differential…
Speaker: Brian Collier
FC1 007 and Online |
Algebra, Combinatorics and Number Theory
In the 1950’s Davenport, Mirsky, Newman and Rado proved that if the integers are partitioned by…
Speaker: Martino Garonzi
Past Seminars
Room M031. Coffee with the speaker is served after the talk (15h30-16h00). |
Dynamical Systems
This talk is dedicated to the possibility to characterize the density function of the first Poincare
Speaker: Paulo Pinto (CMUP)
Room M007 of the Mathematics Department, FCUP |
Semigroups, Automata and Languages
The global of a pseudovariety of semigroups is the pseudovariety of semigroupoids it generates wh
Speaker: Ana Escada (FCTUC / CMUC)
Room M031. Coffee with the speaker is served after the talk (15h30-16h00). |
Dynamical Systems
attached
Speaker: Patrícia Gonçalves (CMAT – University of Minho)
FC1-M027 (edificio do Dep. Matemática) |
Algebra, Combinatorics and Number Theory
Last year, Izakhian and Rhodes developed a theory of representation of matroids by boolean matrices
Speaker: Pedro V. Silva (Univ. Porto/CMUP)
FC1-M003 (edificio de Matemática) |
Algebra, Combinatorics and Number Theory
A ring R is called right McCoy if whenever non-zero polynomials f (x) and g(x) in R[x] satisfy f (x)
Speaker: Michal Ziembowski (Warsaw University of Technology)
Room M031. Coffee is served before the talk (09h00-09h30). |
Dynamical Systems
Applications II: Rotation number of planar attractors
Speaker: Francisco del Portal (Universidad Complutense de Madrid)
Room M003. Coffee is served BEFORE the talk (14h30-15h00). |
Dynamical Systems
Apresentaremos difeomorfismos parcialmente hiperbólicos definidos como produtos tortos (“skew-pro
Speaker: Pablo Gutiérrez Barrientos
Room M007. Coffee is served before the talk (09h00-09h30). |
Dynamical Systems
Applications I: Index of iterates of planar homeomorphisms
Speaker: Francisco del Portal (Universidad Complutense de Madrid)
Room M029. Coffee is served before the talk (09h00-09h30). |
Dynamical Systems
Introduction to Theory of Prime Ends
Speaker: Francisco del Portal (Universidad Complutense de Madrid)
Room M031. Coffee is served after the talk (15h30-16h00). |
Dynamical Systems
Speaker: Begoña Alarcón
Room M007. Coffee is served before the talk (09h00-09h30). |
Dynamical Systems
Speaker: Francisco del Portal
Room M031. Coffee is served after the talk. |
Dynamical Systems
We consider the family of geometric Lorenz attractors. It is well known that these attractors are ch
Speaker: Mohammad Soufi
Room 0.31, DM-FCUP |
General seminar of CMUP
In a classical approach to dynamical systems, one frequently uses certain geometric structures (Mark
Speaker: José Ferreira Alves (CMUP)
Room 0.31, DM-FCUP |
General seminar of CMUP
We prove a general fixed point theorem for inverse transducers, which implies that the fixed point s
Speaker: Pedro V. Silva (CMUP)
sala 0.31 |
Geometry and Topology
Speaker: Jonathan Sánchez
Room 1.09 DMat, Coffee is served with speaker from 11:30. |
Statistics Modeling and Computational Applications
The NPMLE of a distribution function under random one-sided (left or right) truncation is the well-k
Speaker: Jacobo de Uña-Álvarez, Departamento de Estadística e Investigación Operativa, University of Vigo, Spain
Room 0.31 (DMat). Coffee is served after the talk. |
Dynamical Systems
It is known that the zeta function is rational in the case of Markov bilateral subshifts of finite t
Speaker: Mário Magalhães (CMUP)
Room 0.31 (DMat). Coffee is served after the talk. |
Dynamical Systems
Poincaré's recurrence theorem is a fundamental result, but only of qualitative nature. This drawbac
Speaker: Luis Barreira (Instituto Superior Técnico)
Room 1.08 DMat, Coffee is served with speaker from 11:30. |
Statistics Modeling and Computational Applications
We consider the problem of estimating the adjustment coefficient R in the Sparre Andersen model, whi
Speaker: Ana Cristina Freitas
Room 1.08 DMat. |
Statistics Modeling and Computational Applications
In this lecture, we will present a brief introduction to Extreme Values. We will start by the classi
Speaker: Jorge Freitas