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Seminars

Online Zoom meeting |
Semigroups, Automata and Languages

In a 2013 paper with S. Puzynina and L.

Speaker: Anna Frid
Online Zoom meeting |
Semigroups, Automata and Languages

An inverse monoid is called special if it is defined by a presentation where all the defining…

Speaker: Robert Gray
FC1.004 |
CMUP Informal PHD Seminar

In this talk we present some lemmas concerned with a recent work about zeros of shifted…

Speaker: Pedro Ribeiro
Online Zoom meeting |
Semigroups, Automata and Languages

The associative spectrum was introduced by Csákány and Waldhauser in 2000 and has appeared in…

Speaker: Erkko Lehtonen
FC1 005 |
General seminar of CMUP

Abstract:  We deal with semilinear systems of stationary reaction-diffusion equations…

Speaker: Hugo Tavares
FC 0.31 |
Geometry and Topology

In this talk I will explain how virtual resolutions are useful to study the geometrical…

Speaker: Eliana Duarte
Geometry and Topology

As is well known, a Hermitian metric on a complex manifold is called SKT (strong K\”ahler with…

Speaker: Ana Cristina Ferreira
Online Zoom meeting |
Semigroups, Automata and Languages

In this talk I will give an overview of the fundamental algorithms for computing…

Speaker: James Mitchell
FC1.031 |
CMUP Informal PHD Seminar

Rational and recognizable subsets of groups are part of an important connection between the…

Speaker: André Carvalho
Room 1.19 |
Geometry and Topology

For some classes of hyperbolic surfaces, all locally finite ergodic measures  invariant under…

Speaker: DR. Cheikh lo
FC1 030 |
Algebra, Combinatorics and Number Theory

In this talk, an overview will be presented about hom-algebra structures, with focus on…

Speaker: Sergei Silvestrov
FC1.031 |
Dynamical Systems

Non-autonomous or random dynamical systems provide useful and flexible models to investigate…

Speaker: Cecilia Gonzalez Tokman
Online Zoom meeting |
Semigroups, Automata and Languages

In this talk I will present a certain hierarchy of diagrammatic monoids which can be unified by…

Speaker: Volodymyr Mazorchuk
FC1 030 |
Algebra, Combinatorics and Number Theory

Hypercubes are arguably one of the most fundamental and most studied objects in Combinatorics.…

Speaker: António Girão
Room 1.20 |
Geometry and Topology

Compact Hyperkaeler manifolds play a central role in complex algebraic geometry, as they arise…

Speaker: Valeria Bertini
FC1 030 |
Algebra and Geometry

Title: 2-Representations of affine type A Soergel bimodules: some observations and examples.  …

Speaker: Marco Mackaaij
FC1.004 |
Dynamical Systems

We consider nonuniformly hyperbolic dynamical systems with exponential decay of correlations,…

Speaker: Ian Melbourne
FC1.004 |
Dynamical Systems

The expanding Lorenz map, which is obtained by taking a Poi…

Speaker: Andrew Larkin
FC1.030 |
Dynamical Systems

Title: About the stability of heteroclinic cycles: a new approach

Speaker: Alexandre…

Speaker: Alexandre Rodrigues
Room M030, DMat-FCUP |
Computational Mathematics

Abstract

Speaker: Maria Bras-Amorós