1301.4514 (Igor Prokhorenkov et al.)

Perturbations of basic Dirac operators on Riemannian foliations    [PDF]

Igor Prokhorenkov, Ken Richardson

Using the method of Witten deformation, we express the basic index of a transversal Dirac operator over a Riemannian foliation as the sum of integers associated to the critical leaf closures of a given foliated bundle map.

View original: http://arxiv.org/abs/1301.4514