We study spectral multipliers for a distinguished Laplacian on certain groups of exponential growth. We obtain a stronger optimal version of the results proved in [CGHM] and [A].
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-sm152-2-2, author = {Adam Sikora}, title = {Spectral multipliers for a distinguished Laplacian on certain groups of exponential growth (A remark on the paper of M. Cowling et al.)}, journal = {Studia Mathematica}, volume = {151}, year = {2002}, pages = {125-130}, zbl = {0993.43003}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-sm152-2-2} }
Adam Sikora. Spectral multipliers for a distinguished Laplacian on certain groups of exponential growth (A remark on the paper of M. Cowling et al.). Studia Mathematica, Tome 151 (2002) pp. 125-130. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-sm152-2-2/