David Rottensteiner

collaborators

2 papers

math.AP2026

Weyl Calculus on Graded Groups

Serena Federico, David Rottensteiner, Michael Ruzhansky

The aim of this paper is to establish a pseudo-differential Weyl calculus on graded nilpotent Lie groups $G$ which extends the celebrated Weyl calculus on $R^{n}$ . To reach…

math.FA2025

Besov and Triebel-Lizorkin spaces on homogeneous groups

Guorong Hu, David Rottensteiner, Michael Ruzhansky +1

This paper develops a theory of Besov spaces $B ˙^{I ¨} _{p, q} (N)$ and Triebel-Lizorkin spaces $F ˙^{I ¨} _{p, q} (N)$ on an arbitrary homogeneous group $N$ for t…