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Seminars

Future and Ongoing Seminars

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

Let $F$ be a family of finite groups closed under taking subgroups, quotients and finite direct…

Speaker: Martino Garonzi
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

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
Room 1.09 |
Geometry and Topology

One of the most beautiful objects of classical geometry is the Kummer Surface, that was studied…

Speaker: Dan Avritzer
DM-FCUP Room 0.07 |
Research Seminar Program (UC|UP MATH PhD program)
Room FC1 030, DMat-FCUP |
Semigroups, Automata and Languages

We generalize to extensions by free groups ($G \rtimes F_n$) the classical theory of Stallings…

Speaker: Jordi Delgado
Room FC1.031 |
Dynamical Systems
TBA
Speaker: Sören Schwenker
Room FC1.005 |
Dynamical Systems
In this seminar we shall introduce the Conley index of an isolated invarant set of a flow on a local
Speaker: Hector Barge
Room FC1.031 |
Dynamical Systems
Os célebres resultados de S.Newhouse ([N]) mostram que a bifurcação de uma tangência homoclínic
Speaker: Sebastian Perez
Room FC1.031 |
Dynamical Systems
In this seminar, we explore the chaotic set near a homoclinic cycle to a hyperbolic bifocus at whic
Speaker: Alexandre Rodrigues
Room FC1.031 |
Dynamical Systems
A nonhyperbolic ergodic measure is an ergodic invariant measure with one Lyapunov exponent equal zer
Speaker: Dominik Kwietniak
Room FC1.005 |
Dynamical Systems
In this talk we intend to present the denition of mean topological dimension for a topological dyna
Speaker: Fagner Bernardini Rodrigues
Room ? |
Geometry and Topology
Let Λ be a D-algebra in the sense of Bernstein and Beilinson. Higgs bundles, vector bundles with fl
Speaker: Emilio Franco
Room 0.30 |
Geometry and Topology
Non-abelian gerbes are a generalization of principal G-bundles, involving the replacement of the Lie
Speaker: Roger Picken
Room M031 |
Dynamical Systems
Takens' last problem. Whether are there persistent classes of smooth dynamical systems such that the
Speaker: Teruhiko Soma
Room M031 |
Dynamical Systems
Colli-Vargas' conjecture. Every two-dimensional diffeomorphism with homoclinic tangency can be appro
Speaker: Shin Kiriki
Geometry and Topology
We generalize the classical MacDonald formula for smooth curves to reduced curves with planar singul
Speaker: Filippo Viviani