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Center of the enveloping algebra of a Witt algebra

โœ Scribed by N. N. Yakovlev


Publisher
Springer US
Year
1972
Tongue
English
Weight
110 KB
Volume
6
Category
Article
ISSN
0016-2663

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Let U be a quasitriangular Hopf algebra. One may use the R-matrix of U in order to construct scalar invariants of knots. Analogously, Reshetikhin wrote down tangle invariants which take their values in the center of U. Reshetikhin's expressions thus define central elements in U. We prove here an ide