Seminars top banner

Seminars

Past Seminars

Online Zoom meeting |
Semigroups, Automata and Languages

Endowed with the operation of setwise multiplication induced by a multiplicatively written…

Speaker: Salvatore Tringali
FC1 0.31 |
Geometry and Topology

After reviewing the formalism of Simpson's shapes for the non-abelian Hodge theory associated to…

Speaker: Emilio Franco
FC1 0.31 |
Geometry and Topology

In a work in progress with Gabriel

Speaker: Frank Loray
Room FC6029 (CS Bldg., FCUP) and Online |
Semigroups, Automata and Languages

Weighted automata were designed by M.-P. Schützenberger to recognize languages beyond regular…

Speaker: Sylvain Lombardy
Room FC6029 (CS Bldg., FCUP) and Online |
Semigroups, Automata and Languages

The topic of this talk is the transformation of rational expressions into finite automata, a…

Speaker: Jacques Sakarovitch
Online Zoom meeting |
Semigroups, Automata and Languages

A seminal paper published in 2012 by Berstel et al.

Speaker: Alfredo Costa
Online Zoom meeting |
Geometry and Topology

The Minimal Model Program (MMP) is a far reaching conjecture in birational geometry which aims…

Speaker: Tiago Duarte Guerreiro
FC1 029 |
Algebra, Combinatorics and Number Theory

(This is joint work with J. Delgado and M.

Speaker: Enric Ventura
FC1 029 |
General seminar of CMUP

In this talk we will present new aspect of Frobenius manifolds. 
The Frobenius manifolds…

Speaker: Noémie Combe
Online Zoom meeting |
Semigroups, Automata and Languages

The center of a group consists of all elements which commute with everything.

Speaker: David Stanovský
Geometry and Topology

We recall the construction of a fundamental differential system of Riemannian geometry and…

Speaker: Rui Albuquerque
FC1 007 |
Algebra, Combinatorics and Number Theory

The classification of simple modules for a simple Lie algebra $\mathfrak{g}$ seems beyond reach…

Speaker: Eduardo Monteiro Mendonça
FC1.031 |
Geometry and Topology

Consider a holomorphic foliation F on a complex manifold.

Speaker: Lucas Kaufmann
Online Zoom meeting |
Semigroups, Automata and Languages

In this talk I will present ultimate periodicity properties related to overlaps between the…

Speaker: Conceição Nogueira
Online Zoom meeting |
Semigroups, Automata and Languages

The Dehn function for a semigroup or group $M$…

Speaker: Carl-Fredrik Nyberg brodda
Room FC1 0.31 |
Geometry and Topology

This talk will be an overview on Higgs bundles moduli spaces and on the geometry of the…

Speaker: André Oliveira
FC1 030 |
Algebra, Combinatorics and Number Theory

We introduce the Jordan-strict topology on the multipliers algebra of a JB*-algebra.

Speaker: Jorge Garcés
FC1 030 |
Algebra, Combinatorics and Number Theory

In 2004, Fit-Florea and Matula presented an algorithm for computing the discrete logarithm…

Speaker: Bianca Sosnovski
Room 0.05 |
Geometry and Topology

Moduli spaces of tropical objects can often be obtained as tropicalization of suitable…

Speaker: Margarida Melo and Filippo Viviani
Online Zoom meeting |
Semigroups, Automata and Languages

Wang tilings is an important class of tilings…

Speaker: Sébastien Labbé