Classical Hodge theory uses harmonic forms as preferred representatives of cohomology classes. A rep

A Higgs bundle on a Riemann surface is a pair consisting of a holomorphic bundle and a holomorphic o

In the final lecture, we give some applications of Higgs bundle theory to the study of the geometry

Mostramos a existência de separatrizes para folheações de codimensão 1 geradas por dois campos d

Construímos a componente generica do espaço de moduli dos germes de curvas legendrianas com projec

In this talk we will discuss some aspects of Riemannian geometry where the chosen connection has a

A very long-standing problem in Algebraic Geometry is to determine the stability of exceptional bund

Unprojection theory aims to analyze (and construct) complicated commutative rings in terms of simple

A double (Lie) groupoid is a groupoid in the category of (Lie) groupoids. A standard example is the

A Calabi-Yau orbifold is locally modeled on C^n/G with G a finite subgroup of SU(n). If the singular