4 citations · 4 across the 2 of their papers we have counts for
2 papers
math.GT2007★ 4 cited
On the space of morphisms between étale groupoids
André Haefliger
Given two étale groupoids $\Cal G$ and $\Cal G'$, we consider the set of pointed morphisms from $\Cal G$ to $\Cal G'$. Under suitable hypothesis we introduce on this set a structur…
math.DG2003
Closed geodesics on orbifolds
K. Guruprasad, A. Haefliger
In this paper, we try to generalize to the case of compact Riemannian orbifolds some classical results about the existence of closed geodesics of positive length on compact Rie…