The classification of tuples of matrices up to simultaneous conjugation is a classical problem…
Future and Ongoing Seminars
Let $F$ be a family of finite groups closed under taking subgroups, quotients and finite direct…
How much does the universal enveloping algebra of a Lie algebra remember about the Lie algebra…
Past Seminars
Likelihood Geometry is the geometric study of the maximum likelihood estimation problem to an…
Numerical semigroups are the cofinite subsemigroups of the…
The Grassmann convexity conjecture by B. Shapiro and M. Shapiro admits
several equivalent…
Any Poisson bracket on a differentiable manifold can be written locally as the sum of two…
In his paper from 2012, Nicolas Thiéry gives a formula for…
Vamos considerar a conectividade de coberturas por dominós usando movimentos locais.
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…
Site do seminário: https://www.mat.uc.pt/~pgsfop/index.html
Live streamed at https://fc-up…
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 …