Showing math.APShow all
2 papers · 1 filter
math.AP2026
Global quadratic estimates for degenerate elliptic operators on cylinders
Gianmarco Brocchi, Andreas Rosén
On -dimensional cylinders , with a closed manifold as base and large scale dimension , we prove quadratic estimates in weighted…
math.AP2024
The metric for matrix degenerate Kato square root operators
Gianmarco Brocchi, Andreas Rosén
We prove a Kato square root estimate with anisotropically degenerate matrix coefficients. We do so by doing the harmonic analysis using an auxiliary Riemannian metric adapted to th…