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Online Zoom meeting |
Semigroups, Automata and Languages

On Finitely Presented Groups that Contain Q

It is a consequence of Higman's embedding theorem that the additive…

Speaker: Francesco Matucci
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Online seminar |
Dynamical Systems

Topological emergence

Date. January…

Speaker: Jairo Bochi
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Geometry and Topology

Singular fibres of the symplectic and odd orthogonal Hitchin system

Hitchin systems are algebraically completely integrable systems…

Speaker: Johannes Horn
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Online seminar |
Dynamical Systems

Levy diffusion for Lorentz gas with flat points

Date. January…

Speaker: Hong-Kun ZHANG
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Online Zoom meeting |
Semigroups, Automata and Languages

Crystal structures for monoids

The starting point for the ideas in this talk is that the Plactic…

Speaker: António Malheiro
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Online seminar |

Central limit theorems for counting measures in coarse negative curvature

Date. December…

Speaker: Giulio Tiozzo
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Online seminar |
Dynamical Systems

A model factor map for surface diffeomorphisms

Date. December 11, 14h00m (UTC/GMT…

Speaker: Andrés Koropecki
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Online Zoom meeting |
Semigroups, Automata and Languages

Coverages on inverse semigroups

Since the 1980s, inverse semigroups and groupoids have been…

Speaker: Gilles Gonçalves de Castro
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Online seminar |
Dynamical Systems

Equilibrium states for a class of non-uniformly hyperbolic maps

Date. December 04, 14h00m (UTC/GMT…

Speaker: Jaqueline Siqueira
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Online Zoom meeting |
Semigroups, Automata and Languages

The abelian kernel of an inverse semigroup

The problem of computing the abelian kernel of a finite semigroup…

Speaker: Vicent Pérez Calabuig
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Online seminar |
Dynamical Systems

Speed of mixing of geodesic flows on certain non-positively curved surfaces

Date. November…

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Online seminar |
Dynamical Systems

Limit theorems for some time-dependent expanding dynamical systems

Date. November…

Speaker: Yeor Hafouta
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FC1 0.31 |
Algebra, Combinatorics and Number Theory

An overview of two combinatorial methods (2nd lecture)

In this series of three lectures, we will discuss two…

Speaker: António Girão
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Online Zoom meeting |
Semigroups, Automata and Languages

Tropical Representations and Identities of Plactic Monoids

Plactic monoids are infinite, finitely generated monoids arising…

Speaker: Mark Kambites
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Online seminar |
Dynamical Systems

Large deviations estimates for dynamical systems with stretched exponential decay of correlations

Date. November…

Speaker: Romain Aimino
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FC1 0.31 |
Algebra, Combinatorics and Number Theory

An overview of two combinatorial methods

In this series of three lectures, we will discuss two…

Speaker: António Girão
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Online Zoom meeting |
Algebra and Geometry

Decomposable Curves which are Quantum Homogeneous Spaces

Let C be a decomposable plane curve over an algebraically closed…

Speaker: Angela Tabiri
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Online Zoom meeting |
Semigroups, Automata and Languages

Automaton Structures: Structure Theory and Decision Problems

Automata pose a simple way to describe groups and semigroups with…

Speaker: Jan Philipp Wächter
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Online seminar |
Dynamical Systems

Computability of topological pressure on compact shift spaces beyond finite type​

Date. November…

Speaker: Christian Wolf
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Online Zoom meeting |
Semigroups, Automata and Languages

Representation theory of right restriction Ehresmann semigroups with corresponding EI-Ehresmann category

In this talk, we consider the class of finite right restriction…

Speaker: Itamar Stein
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