Seminars

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

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

Speaker: Alexandre…

Abstract

We study the discrete centralizers of smooth flows and their time-t maps. Centralizers describe…

The study of the subgroup fixed by an automorphism of a free group started with the work of…

The study of random products of operators appears naturally in many
areas of mathematics…

Given a finite group $G$, the generating graph $\Gamma(G)$ of $G$ has as vertices the (…

In dimension 2, a domino is a $2\times 1$ rectangle. Domino tilings of quadriculated regions…

Abstract: Selection acting on unmeasured individual variation is a common source of bias in the…

In 1975 Narasimhan and Ramanan studied the action of a line bundle $L$ of finite order on the…

We analyse the forced SIR model to investigate the…

Following a correspondence due to Almeida, every uniformly recurrent language determines a…

Abstract: We will discuss three simple automorphism groups: the group of bijections on the set…

 In this talk we discuss hyperbolicity, expansivity, the shadowing property and structural…

Abstract. In this talk we will focus on semicomplete Halphen vector fields.

In 1985, Bucher, Ehrenfeucht and Haussler studied derivation relations associated with a given…

Let $I_n$ be the symmetric inverse semigroup on $…

Finite rank plactic monoids are infinite monoids arising from a natural combinatorial…

The class of regular languages is the smallest class of languages containing the finite…

The variety (of finite semigroups) DAb is the class of finite semigroups whose regular 𝒟-classes…