2 papers
math.RT2005
The Abel, Fourier and Radon transforms on symmetric spaces
Sigurdur Helgason
In this paper we prove a new inversion theorem and a refinement of an old support theorem for two Radon transforms on a symmetric space. Included are some new identities for the Ab…
math.DG2004
Non-Euclidean Analysis
Sigurdur Helgason
This paper deals with various topics in analysis on hyperbolic spaces. It surveys some recent progress in non-Euclidean Fourier Analysis and proves some new results for the geodesi…