1 citations · 1 across the 2 of their papers we have counts for
2 papers
math.MG2014★ 1 cited
Some results on maps that factor through a tree
Roger Züst
We give a necessary and sufficient condition for a map defined on a simply-connected quasiconvex metric space to factor through a tree. In case the target is the Euclidean plane an…
math.MG2012
Some properties of Hölder surfaces in the Heisenberg group
Enrico Le Donne, Roger Züst
It is a folk conjecture that for alpha > 1/2 there is no alpha-Hoelder surface in the subRiemannian Heisenberg group. Namely, it is expected that there is no embedding from an open…