The classification of tuples of matrices up to simultaneous conjugation is a classical problem…
Seminars
Future and Ongoing Seminars
FC1 007 (and online) |
Algebra, Combinatorics and Number Theory
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 FC1.108 |
CMUP Informal PHD Seminar
There are 3684030417 non-isomorphic semigroups of order 8 (according to entry A027851 of OEIS),…
Speaker: Herman Goulet-Ouellet
Room 1.09 |
Geometry and Topology
In this talk we discuss deformations of Lie groupoids and introduce the cohomology which…
Speaker: João Nuno Mestre
Room FC1 030, DMat-FCUP |
Semigroups, Automata and Languages
Groups of automorphisms of $d$-…
Speaker: Marialaura Noce
Room 1.08 |
Geometry and Topology
For a semisimple real Lie group $G$, parabolic $G$-Higgs bundles over a punctured Riemann…
Speaker: Georgios Kydonakis
Room 1.09 |
Geometry and Topology
Hitchin moduli spaces are non-compact hyperkähler manifolds parameterising solutions of gauge-…
Speaker: Tom Sutherland
Room FC1 030, DMat-FCUP |
Semigroups, Automata and Languages
We study a class of morphisms between two-sided restriction semigroups which we call {\it proper…
Speaker: Mykola Khrypchenko
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