The concept of a rank function on an additive category with cokernels, or more generally, on one…
Seminars
Future and Ongoing Seminars
FC1 1.09 |
Geometry and Topology
Abstract: I will review the application of Hamiltonian flows in imaginary time to problems in…
Speaker: João Luís Pimentel Nunes
Past Seminars
FC4 1.29 |
Geometry and Topology
Moduli spaces and moduli stacks of bundles depend on several parameters for their construction…
Speaker: David Alfaya Sánchez
FC1.036 |
Dynamical Systems
Oscillator networks, including neuronal ensembles, can exhibit multiple cooperative rhythms such…
Speaker: Igor Belykh
FC4 040 |
Algebra, Combinatorics and Number Theory
I will discuss some recent forays into some counting problems for free objects. I will focus on…
Speaker: Carl-Fredrik Nyberg Brodda
Online Zoom meeting |
Geometry and Topology
Calabi-Yau metrics can degenerate in a …
Speaker: Yang Li
Online Zoom meeting |
Semigroups, Automata and Languages
We will discuss solutions to Problems 6.4, 6.10, 6.21, and 6.22 from the paper "Four…
Speaker: Trevor Jack
FC1 0.29 |
Geometry and Topology
The rank versus genus conjecture, proposed by Waldhausen in 1978, asks whether the rank of the…
Speaker: António Salgueiro
Online Zoom meeting |
Semigroups, Automata and Languages
We deal with the question of the $\omega$-reducibility of pseudovarieties of ordered monoids.
Speaker: Jana Volaříková
FC1 0.29 |
Geometry and Topology
Given a free group F and…
Speaker: Claude Marion
FC1.031 |
Dynamical Systems
We study a class of one-dimensional full branch maps admitting two indifferent fixed points as…
Speaker: Mubarak Muhammad
Online Zoom meeting |
Semigroups, Automata and Languages
Let $H$ be a monoid (written multiplicatively).
Speaker: Salvatore Tringali
FC1.031 |
Dynamical Systems
The unipotent flow on the unit tangent bundle of the modular surface is a classic example of a…
Speaker: Maxim Kirsebom
FC1.031 |
Dynamical Systems
Dynamical systems generated by scalar reaction-diffusion equations enjoy special properties that…
Speaker: Carlos Rocha
Online Zoom meeting |
Semigroups, Automata and Languages
Just as groups are algebraic models of symmetry, inverse semigroups capture the notion of…
Speaker: P. A. Azeef Muhammed
FC1.005 |
Dynamical Systems
What is the expected number of iterates of a point needed for a plot of these iterates to…
Speaker: Mike Todd
Online Zoom meeting |
Semigroups, Automata and Languages
It is well-known that the subword complexity of an automatic sequence grows at most linearly,…
Speaker: Jakub Konieczny
Online seminar |
Algebra, Combinatorics and Number Theory
Given a group $G$ acting on a set $X$, an element $g$ of $G$ is called a derangement if it…
Speaker: Daniele Garzoni
Online Zoom meeting |
Semigroups, Automata and Languages
Since the seminal work of Nambooripad (among others), people…
Speaker: Xavier Mary
FC1 007 |
Algebra, Combinatorics and Number Theory
The length of a finite system of generators for a finite-dimensional algebra over a field is the…
Speaker: Alexander Guterman
FC1 .029 |
Geometry and Topology
In this talk, we will study a gauge-theoretic construction of (branched) complex projective …
Speaker: Pedro M. Silva
FC1 007 |
Algebra, Combinatorics and Number Theory
The simple positive energy representations for an affine vertex algebras associated to higher…
Speaker: Oscar Morales