Transactions of the American Mathematical Society

ISSN 1088-6850(online) ISSN 0002-9947(print)



On the braid index of alternating links

Author: Kunio Murasugi
Journal: Trans. Amer. Math. Soc. 326 (1991), 237-260
MSC: Primary 57M25
MathSciNet review: 1000333
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Abstract: We show that, at least for an alternating fibered link or $ 2$-bridge link $ L$, there is an exact formula which expresses the braid index $ {\mathbf{b}}(L)$ of $ L$ as a function of the $ 2$-variable generalization $ {P_L}(l,m)$ of the Jones polynomial.

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Keywords: Alternating knot, alternating link, braid, Jones polynomial, braid index
Article copyright: © Copyright 1991 American Mathematical Society