Abstract
Let Δ be a distinguished Laplacean on a solvable extensionS of anH-type group. We give sufficient conditions on the multiplierm so that the operatorm(Δ) is of type (p, p) for 1<p<∞ and is of weak type (1, 1).
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Astengo, F. Multipliers for a distinguished Laplacean on solvable extensions ofH-type groups. Monatshefte für Mathematik 120, 179–188 (1995). https://doi.org/10.1007/BF01294856
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DOI: https://doi.org/10.1007/BF01294856