Hopf algebras of types ![]() which give rise to certain invariants of knots, links and 3-manifolds |
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| Authors: | Shlomo Gelaki Sara Westreich |
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| Institution: | Department of Mathematics, Harvard University, Cambridge, Massachusetts 02138 ; Interdisciplinary Department of the Social Science, Bar-Ilan University, Ramat-Gan, Israel |
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| Abstract: | In this paper we determine when Lusztig's  has all the desired properties necessary to define invariants of knots, links and 3-manifolds. Specifically, we determine when it is ribbon, unimodular and factorizable. We also compute the integrals and distinguished elements involved. |
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