The Gruenberg-Kegel graph of a group is defined as the graph whose vertices are the primes that…
Seminars
Future and Ongoing Seminars
FC1 007 and Online |
Algebra, Combinatorics and Number Theory
Speaker: Diego Lucas Garcia
FC1 007 and Online |
Algebra, Combinatorics and Number Theory
Chen, Erdős, and Staton asked in 1996 how many edges are required in an n-vertex graph to…
Speaker: António Girão
FC1 031 and online |
Algebra, Combinatorics and Number Theory
This has been an open question for more than 70 years. I'll review what is known, including some…
Speaker: Ken Brown
FC1 031 and online |
Algebra, Combinatorics and Number Theory
Quasi-hereditary algebras are a class of finite-dimensional associative algebras that appear…
Speaker: Tiago Cruz
FC1 1.09 |
Geometry and Topology
Abstract: I will review the application of Hamiltonian flows in imaginary time…
Speaker: João Luís Pimentel Nunes
FC1 031 and online |
Algebra, Combinatorics and Number Theory
Quasigroupoids and weak Hopf quasigroups are non-associative generalizations of groupoids and…
Speaker: Ramón González Rodríguez
FC1 031 and online |
Algebra, Combinatorics and Number Theory
Polynomial expansion concerns the heuristic expectation that, for a typical polynomial P in n…
Speaker: Nuno Arala Santos
Past Seminars
Room 5.5, Department of Mathematics, University of Coimbra |
Research Seminar Program (UC|UP MATH PhD program)
In the study of pattern formation in symmetric physical systems a 3-dimensional structure in thin do
Speaker: Juliane Oliveira
Room FC1.004, DMat-FCUP |
Semigroups, Automata and Languages
When generalizing a concept, it is sometimes tempting to think that there should be one correct, or
Speaker: António Malheiro (Univ. NOVA of Lisbon / CMA)
Room M031 |
Dynamical Systems
O estudo de centralizadores, iniciado nos anos 60 e que corresponde essencialmente ao estudo de sime
Speaker: Paulo Varandas (UFBA)
0.04 |
Geometry and Topology
It is well known that in any compact Kaehler manifold the exterior multiplication by a suitable pow
Speaker: Antonio De Nicola (Coimbra)
Room M031 |
Dynamical Systems
In some previous works, P. Duarte and I have developed an abstract scheme of
proving continuity prop
Speaker: Silvius Klein (Norwegian University of Science and Technology, Norway)
Room M006 |
Dynamical Systems
One of the main interest studying reversible systems is the fact that they can exhibit, simultaneous
Speaker: Tomás Lázaro (Universitat Politècnica de Catalunya, Spain)
FC6029 (Dep. CC) |
General seminar of CMUP
Polyominoes are edge-connected sets of cells on the square lattice. The study of polyominoes origin
Speaker: Gill Barequet
Room M031, Department of Mathematics, University of Porto |
Research Seminar Program (UC|UP MATH PhD program)
The Schrdinger problem is an entropic minimization problem and its a regular approximation of the Mo
Speaker: Luigia Ripani
Room M031, Department of Mathematics, University of Porto |
Research Seminar Program (UC|UP MATH PhD program)
The Zakharov system describes the coupled dynamics of the electric field amplitude and the low frequ
Speaker: Luigi Forcella
Room M031 |
Dynamical Systems
In seminal papers Smale conjectured that most diffeomorphisms should have trivial centralizer. That
Speaker: Wescley Bonomo (Universidade Federal da Bahia, Brasil)
Room M031 |
Dynamical Systems
In this talk we introduce a model for the dynamics of HIV epidemics under distinct HAART regimes, an
Speaker: Carla Pinto (ISEP, CMUP)
Room FC1.004, DMat-FCUP |
Semigroups, Automata and Languages
In joint work with John Rhodes (University of California at Berkeley) and Anne Schilling (University
Speaker: Pedro V. Silva (FCUP / CMUP)
Room M031 |
Dynamical Systems
We will discuss the Lp-abundance of trivial and simple Lyapunov spectrum for a wide class of cocycl
Speaker: Hélder Vilarinho (UBI)
Room 5.5 - Department of Mathematics - University of Coimbra |
Research Seminar Program (UC|UP MATH PhD program)
Forests algebras are used in the theory of formal languages. They consist of two monoids, the horizo
Speaker: Saeid Alirezazadeh
Room M031, Department of Mathematics, University of Porto |
Research Seminar Program (UC|UP MATH PhD program)
Rolling motions are rigid motions subject to holonomic and nonholonomic constraints. These motions a
Speaker: Fátima Pina
Room 5.5 - Department of Mathematics - University of Coimbra |
Research Seminar Program (UC|UP MATH PhD program)
Let X be a Riemann surface of genus g greater or equal than 2.
A twisted U(p,q)-Higgs bundle consist
Speaker: Azizeh Nozad
M0.04 |
Geometry and Topology
A twisted U(p,q)-Higgs bundle consists of a pair of holomorphic vector bundles on a Riemann surface,
Speaker: Azizeh Nozad (CMUP, Porto)
Room FC1-M031 (Maths Bldg.) |
General seminar of CMUP
Over the last 15 years, it has been noted that many combinatorial structures, such as real and compl
Speaker: Stuart W. Margolis
Room M031 |
Dynamical Systems
The billiard map of a polygonal billiard with the standard refection law is conservative and non-cha
Speaker: José Pedro Gaivão (CEMAPRE/ISEG)
0.04 |
Geometry and Topology
We will discuss a setting for orthogonal symmetries in quiver bundles which is derived from Derksen-
Speaker: Artur de Araujo (CMUP, Porto)