We obtain an estimate for the Poisson kernel for the class of second order left-invariant differential operators on higher rank NA groups.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-cm118-1-14, author = {Richard Penney and Roman Urban}, title = {Estimates for the Poisson kernel on higher rank NA groups}, journal = {Colloquium Mathematicae}, volume = {120}, year = {2010}, pages = {259-281}, zbl = {1190.43007}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm118-1-14} }
Richard Penney; Roman Urban. Estimates for the Poisson kernel on higher rank NA groups. Colloquium Mathematicae, Tome 120 (2010) pp. 259-281. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm118-1-14/