Dans cet article, je considère un revêtement riemannien. Je démontre que l’existence de la fonction de Green sur est équivalente au fait que , le groupe de revêtement, est “transient" (à condition que soit compacte).
In this paper I consider a covering of a Riemannian manifold . I prove that Green’s function exists on if any and only if the symmetric translation invariant random walks on the covering group are transient (under the assumption that is compact).
@article{AIF_1983__33_2_241_0,
author = {Varopoulos, Nicolas Th.},
title = {Brownian motion and transient groups},
journal = {Annales de l'Institut Fourier},
volume = {33},
year = {1983},
pages = {241-261},
doi = {10.5802/aif.926},
mrnumber = {84i:58130},
zbl = {0498.60012},
language = {en},
url = {http://dml.mathdoc.fr/item/AIF_1983__33_2_241_0}
}
Varopoulos, Nicolas Th. Brownian motion and transient groups. Annales de l'Institut Fourier, Tome 33 (1983) pp. 241-261. doi : 10.5802/aif.926. http://gdmltest.u-ga.fr/item/AIF_1983__33_2_241_0/
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