The concept of a rank function on an additive category with cokernels, or more generally, on one…
Seminars
Future and Ongoing Seminars
FC1 1.09 |
Geometry and Topology
Abstract: I will review the application of Hamiltonian flows in imaginary time to problems in…
Speaker: João Luís Pimentel Nunes
Past Seminars
Room FC1.108 |
CMUP Informal PHD Seminar
Geodesic completeness for Pseudo-Riemannian manifolds: A dynamical approach for problems in geometry
Geodesic completeness for Pseudo-Riemannian manifolds: A dynamical approach for problems in…
Speaker: Ahmed Elshafei
Room FC1 030, DMat-FCUP |
Semigroups, Automata and Languages
The idea of using geometric objects to represent subgroups of the free
group goes back to…
Speaker: Jordi Delgado
FC1 0.29 |
Singular Seminar
Mathematics was developed as a strong research instrument with fully verifiable argumentations…
Speaker: Juraj Hromkovic
Room FC1.108 |
CMUP Informal PHD Seminar
In this talk I will shortly present a recent result from our team.
Speaker: Luísa Castro
Room FC1.108 |
CMUP Informal PHD Seminar
From Geometry to Algebra and back: geometric structures and representations of the fundamental group
A geometric structure is a local modeling of a manifold M on a specified space X with prescribed…
Speaker: Pedro Silva
Room 1.09 |
Geometry and Topology
In Donagi-Pantev's programme to deduce geometric Langlands from its abelianised version, wobbly…
Speaker: Ana Peón-Nieto
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