Ideas from dynamical systems and thermodynamic formalism can be useful in rigorously estimating…
Seminars
Future and Ongoing Seminars
FC1 0.07 and online |
Algebra, Combinatorics and Number Theory
The goal of this talk is to state and motivate Serre's modularity conjectures on Galois…
Speaker: Ariel Pacetti
FC1.030 |
Dynamical Systems
In this talk, we present an overview of modern Iterated Function System (IFS) theory,…
Speaker: Elismar R. Oliveira
FC1 0.07 and online |
Algebra, Combinatorics and Number Theory
Partial representation theory is a relatively recent area of research, originating in the study…
Speaker: Paolo Saracco
FC1 007 |
Algebra, Combinatorics and Number Theory
We will describe how arithmetic properties of some orders in quaternion algebras can be used…
Speaker: António Machiavelo
FC1 0.07 and online |
Algebra, Combinatorics and Number Theory
This talk provides a brief overview of a Lie bracket on affine spaces, known as a Lie…
Speaker: Abror Khudoyberdiyev
FC1 0.07 and online |
Algebra, Combinatorics and Number Theory
In this talk, we consider Novikov algebras with derivation and algebras obtained from its dual…
Speaker: B. K. Sartayev
Past Seminars
Room 1.09 |
Geometry and Topology
During the first half of the talk I will give a survey about the Hitchin connection on the sheaf…
Speaker: Christian Pauly
Room 0.31 |
Geometry and Topology
There exists a unique (smooth) cubic hypersurface of dimension 7 in $\mathbb{P}^8$ which is…
Speaker: Xavier Roulleau
Room 0.31 |
Geometry and Topology
A classical result due to Seidenberg states that every singular holomorphic foliation on a…
Speaker: Helena Reis
FCUP, Dep. Matemática, anfiteatro FC1 030 |
Analysis
The problem of solving Fredholm integral equations of the first kind is a prototype of an ill-…
Speaker: Laurence Grammont
FCUP, Dep. Matemática, anfiteatro FC1 030 |
Analysis
We consider approximate solutions of the following Fredholm integral equation $$x (s) - \int_0^…
Speaker: Rekha P. Kulkarni
Room 1.09 |
Geometry and Topology
This is joint work with C. Florentino. The theory of motifs is an attempt to establish a…
Speaker: Jaime Silva
Room 1.09 |
Geometry and Topology
There is already a generalized description of classes of moduli spaces of geometric structures…
Speaker: Ronald Zúñiga-Rojas
Room 1.09 |
Geometry and Topology
Mirror symmetry is a prediction arising from theoretical physics which roughly conjectures that…
Speaker: André Oliveira
Room 1.09 |
Geometry and Topology
Following the work of Miranda for triple covers, given a covering map $f\colon X\rightarrow Y$,…
Speaker: Eduardo Dias
Room FC1 030, DMat-FCUP |
Semigroups, Automata and Languages
The Prouhet-Thue-Morse sequence is obtained by starting with the letter a and successively…
Speaker: Jorge Almeida
Room 1.09 |
Geometry and Topology
A group $G$ is Jordan if there exists a constant $C$ such that
any finite subgroup of $G$…
Speaker: Ignasi Mundet i Riera
Room FC1 030, DMat-FCUP |
Semigroups, Automata and Languages
In a paper of 1993, Pin and Thérien establish an algebraic characterization of the closure…
Speaker: Ana Escada
Room 1.09 |
Geometry and Topology
A generalised Kummer surface $X=Km(T,G)$ is the minimal resolution of the quotient $T/G$ of a…
Speaker: Xavier Roulleau
Room 1.09 |
Geometry and Topology
The Bethe Ansatz equations were initially conceived as a
method to solve some particular…
Speaker: Davide Masoero
Room 1.09 |
Geometry and Topology
I’ll explain how the absolute Galois group of the rationals acts on …
Speaker: Pedro Boavida de Brito
Room FC1 030, DMat-FCUP |
Semigroups, Automata and Languages
We will uncover in this talk deep and surprising connections between the theories of…
Speaker: Pedro V. Silva
Room 1.09 |
Geometry and Topology
In this talk we will discuss a construction of scalar-flat Kähler toric metrics on non-compact 4…
Speaker: Rosa Sena-Dias
Room 1.09 |
Geometry and Topology
We explain the construction of an explicit regulator map at the level of complexes:…
Speaker: Pedro Ferreira dos Santos
Room FC1 030, DMat-FCUP |
Semigroups, Automata and Languages
A code is a set of words that freely generates a free submonoid of the free monoid. A specially…
Speaker: Alfredo Costa
Room 0.06 |
Geometry and Topology
A complex space X is said to be hyperbolic if every holomorphic…
Speaker: Giancarlo Urzúa