We introduce the notion of a crossed module over an inverse semigroup which generalizes…
Past Seminars
I will present some results that were obtained in collaboration with Csaba Schneider (…
In this talk, I will discuss recent joint work with Alexeev-Engel-Schaffler that provides…
Let $A$ be an associative algebra over a field $F$ of characteristic zero, $F\langle X \rangle$…
Given a group $G$ and a partial factor set $\sigma $ of $G,$ we introduce the twisted partial…
I will explain how to express the space of almost complex structures J(M) on a…
The recurrence coefficients of a generalised symmetric F…
The Monster group $M$ is the largest sporadic simple group. It is also the group of…
This presentation is divided into three parts where we analyze three different…
Finite automata are classical machines that recognise regular languages. However, many other…
A twisted rational map over an algebraically closed and complete non-…
Apresentaremos o estado da arte sobre o estudo da conjectura da estabilidade para fluxos…
The study of hyperbolic structures (uniform and nonuniform ones)
is a central subject in…
We consider germs of holomorphic vector fields at the origin in dimension 3…
Motivated by the recent surge of interest in the concept of injective C*…
This presentation will focus on extending the theory of formations of groups to inverse…
A Kirkman Triple System (KTS) is called $m$-pyramidal if there exists a subgroup $G$ of its…
Seguindo a ideia no artigo de Hu e Vercruysse [1], introduzimos morfismos parciais em uma…
We consider germs of holomorphic vector fields at the origin in…
Let us consider the action of the general linear group $\mathrm{GL}_n(\mathbb{C})$ on the direct…