Abstract
It is shown that in the spectral decomposition of the one-parameter Poincaré series from SL(3, R) involves only the discrete spectrum, induced from SL2 and not the discrete spectrum of SL3 itself.
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Literature cited
A. I. Vinogradov and L. A. Takhtadzhyan, “The theory of the Eisenstein series for the group SL(3, R) and its application to a binary problem. I. Fourier expansion of the highest Eisenstein series”, Zap. Nauchn. Sem. Leningr. Otd. Mat. Inst.,76, 5–52 (1978).
N. V. Proskurin, “On automorphic functions on SL(m, R)”, Zap. Nauchn. Sem. Leningr. Otd. Mat. Inst.,129, 164–176 (1983).
D. Goldfeld, “Poincaré series for SL(3, ℤ)”, Séminaire Théorie Nombres de Bordeaux, 1983–1984, pp. 17.01–17.06.
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Translated from Zapiski Nauchnykh Seminarov Leningradskogo Otdeleniya Matematicheskogo Instituta im. V. A. Steklova AN SSSR, Vol. 160, pp. 37–40, 1987.
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Vinogradov, A.I. Poincaré series in SL(3, R). J Math Sci 52, 3022–3025 (1990). https://doi.org/10.1007/BF02342919
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DOI: https://doi.org/10.1007/BF02342919