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Preprint Number 252

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252. Sonia l'Innocente, Angus Macintyre, Françoise Point
Exponentiations over the universal enveloping algebra of sl_2(C).
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Submission date: 31 May 2010.


We construct, by model-theoretic methods, several exponentiations on the universal enveloping algebra of the Lie algebra sl_2(C).

Mathematics Subject Classification: 03C60, 16S30, 17B10

Keywords and phrases: universal enveloping algebra, exponential map, asymptotic cone.

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