Article ID Journal Published Year Pages File Type
4598287 Journal of Pure and Applied Algebra 2007 28 Pages PDF
Abstract

We introduce an integral form UU of the quantized enveloping algebra of sl2sl2. The algebra UU is exactly large enough so that the quasi-RR-matrix is contained in a completion of U⊗UU⊗U. We study several completions of the algebra UU, and determine their centers. This study is motivated by a study of integrality properties of the quantum sl2sl2 invariants of links and integral homology spheres.

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Related Topics
Physical Sciences and Engineering Mathematics Algebra and Number Theory
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