Parity Preservation of K-Types under the Theta Correspondence
Journal of Lie Theory, Volume 28 (2018) no. 3, pp. 663-672
This note shows a property of degree-parity preservation for K-types under Howe's theta correspondence. As its application, we deduce the preservation of parity of all K-types occurring in an arbitrary irreducible (g, K)-module of any Lie group in reductive dual pairs.
DOI:
10.5802/jolt.1019
Classification:
22E46, 11F27
Keywords: Theta correspondence, reductive dual pair, Howe duality, K-type, degree, parity
Keywords: Theta correspondence, reductive dual pair, Howe duality, K-type, degree, parity
@article{JOLT_2018_28_3_a3,
author = {X. Fan},
title = {Parity {Preservation} of {K-Types} under the {Theta} {Correspondence}},
journal = {Journal of Lie Theory},
pages = {663--672},
year = {2018},
volume = {28},
number = {3},
doi = {10.5802/jolt.1019},
zbl = {1395.22004},
url = {https://jolt.centre-mersenne.org/articles/10.5802/jolt.1019/}
}
X. Fan. Parity Preservation of K-Types under the Theta Correspondence. Journal of Lie Theory, Volume 28 (2018) no. 3, pp. 663-672. doi: 10.5802/jolt.1019
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