Abstract
We contribute some results to the following question discussed in several papers ([3], [9], [12]): To what extent the characters of the irreducible representations of a nilpotent Lie groupN determine all central tempered distributions onN. A hereditary property is proved, which enables us to give a negative answer for a large class of nilpotent Lie groups. However, we give a positive answer for a certain series of two-step nilpotent groups. Furthermore, proving a generalisation of the Schwartz Kernel Theorem we decide the question specially for all groups of dimension<5.
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Felix, R. Zentrale Distributionen auf nilpotenten Liegruppen. Monatshefte für Mathematik 94, 91–101 (1982). https://doi.org/10.1007/BF01301927
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DOI: https://doi.org/10.1007/BF01301927