Future and Ongoing Seminars
The main purpose of this presentation is to dive deep in the theory of Riemann surfaces, through…
In this talk I will give a brief introduction to the study of conditional indepedence (CI) and…
The moduli spaces of polygons in $\mathbb{R}^3$, with prescribed side lengths, are naturally…
Cartan geometries are structures on manifolds which are infinitesimally modelled on homogeneous…
The main goal of this talk is to illustrate the role of quaternions in number theory.
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…
