66 citations · 277 across the 37 of their papers we have counts for
Showing 2026Show all
2 papers · 1 filter
math.GR2026
Graphs of group actions and group actions on trees
Florian Lehner, Christian Lindorfer, Rögnvaldur G. Möller +1
Bass-Serre theory provides a powerful framework for studying group actions on trees. While extremely effective for structural questions in group theory, it is less suited to the sy…
math.PR2026
Diffusion on homogeneous ultrametric spaces: the contributions of Alessandro Figà-Talamanca
Wolfgang Woess
Alessandro Figà-Talamanca (1938-2023) was an influential Italian mathematician, scientific leader of the Italian group of harmonic analysis for many years. Since the late 1970ies,…