In this talk, we will present the bijective correspondence between Young diagrams and proper…
Future and Ongoing Seminars
This a scientific meeting gathering researchers, PhD students, master students and undergraduate…
Given a set of generators of a finite semigroup, a natural way to show that a…
Past Seminars
The tunneling effect predicted by B.Josephson (Nobel Prize, 1973) concerns the Josephson…
A tangle T is a pair formed by a ball and collection of properly embedded disjoint arcs in B.…
A ring $R$ is called Dedekind finite (or directly finite) if it…
We aim to study Morita theory for tensor triangulated categories.
We are interested in equivariant embeddings of homogeneous spaces. Given the standard action…
Sasaki manifolds are the odd dimensional analogues of Kähler manifolds. In this talk, I will…
Live streamed at https://fc-up…
Site do seminário: https://www.mat.uc.pt/~pgsfop/index.html
On a symplectic manifold $M$ with a hamiltonian action by a group $K$, it is natural to perform…
Endowed with the operation of setwise multiplication induced by a multiplicatively written…
After reviewing the formalism of Simpson's shapes for the non-abelian Hodge theory associated to…
In a work in progress with Gabriel …
Weighted automata were designed by M.-P. Schützenberger to recognize languages beyond regular…
The topic of this talk is the transformation of rational expressions into finite automata, a…
A seminal paper published in 2012 by Berstel et al.
The Minimal Model Program (MMP) is a far reaching conjecture in birational geometry which aims…
(This is joint work with J. Delgado and M.
In this talk we will present new aspect of Frobenius manifolds.
The Frobenius manifolds…
The center of a group consists of all elements which commute with everything.