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Seminars

Future and Ongoing Seminars

FC1 007 (and online) |
Algebra, Combinatorics and Number Theory

In this talk, we will present the bijective correspondence between Young diagrams and proper…

Speaker: Mehmet Yesil
Room 0.31 |
Dynamical Systems

This a scientific meeting gathering researchers, PhD students, master students and undergraduate…

Speaker: Alex Genaro and Gustavo Pessil
FC1.007 and Online |
Semigroups, Automata and Languages

Given a set of generators of a finite semigroup, a natural way to show that a…

Speaker: Andrew Ryzhikov

Past Seminars

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
FC1 029 |
Algebra, Combinatorics and Number Theory

A transposed Poisson algebra  is a triple $(\mathcal{L},\cdot,[\cdot,\cdot])$…

Speaker: Mykola Khrypchenko
Geometry and Topology

We describe the geometry and the topology of generalized polygon spaces with “edges” in…

Speaker: Carlos Florentino
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
FC 0.31 |
Geometry and Topology

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

Speaker: Eliana Duarte
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