2 papers
math.DG2025
A note on Chern-Weil classes of Cartan connections
Luca Accornero, Mateus M. de Melo, Ivan Struchiner
We present a construction of Chern-Weil characteristic classes for pairs Cartan geometries sharing the same underlying data. Given any model Cartan geometry with underlyin…
math.DG2025
The closure of linear foliations
Mateus de Melo, Ivan Struchiner
This paper presents a simplified geometric proof of the Molino-Alexandrino-Radeschi (MAR) Theorem, which states that the closure of a singular Riemannian foliation on a complete Ri…