On Functions of Negative Type on the Olshanski Spherical Pair (SL(∞), SU(∞))
Journal of Lie Theory, Volume 27 (2017) no. 1, pp. 237-250
Using a generalized Bochner type representation for Olshanski spherical pairs, we prove the boundedness of every SU(∞)-biinvariant continuous function of negative type on the infinite dimensional special linear group SL(∞).
DOI: 10.5802/jolt.943
Classification: 22E30, 43A35, 43A85, 43A90
Keywords: Function of negative type, function of positive type, spherical function, generalized Bochner theorem
@article{JOLT_2017_27_1_a12,
     author = {M. Rabaoui},
     title = {On {Functions} of {Negative} {Type} on the {Olshanski} {Spherical} {Pair} {(SL(\ensuremath{\infty}),} {SU(\ensuremath{\infty}))}},
     journal = {Journal of Lie Theory},
     pages = {237--250},
     year = {2017},
     volume = {27},
     number = {1},
     doi = {10.5802/jolt.943},
     zbl = {1430.22010},
     url = {https://jolt.centre-mersenne.org/articles/10.5802/jolt.943/}
}
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M. Rabaoui. On Functions of Negative Type on the Olshanski Spherical Pair (SL(∞), SU(∞)). Journal of Lie Theory, Volume 27 (2017) no. 1, pp. 237-250. doi: 10.5802/jolt.943

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