Quantized representations of knot groups

被引:0
|
作者
Murakami, Jun [1 ]
van der Veen, Roland [2 ]
机构
[1] Waseda Univ, Fac Sci & Engn, Dept Math, Shinjuku Ku, Tokyo 1698555, Japan
[2] Univ Groningen, Bernoulli Inst, POB 407, NL-9700 AK Groningen, Netherlands
关键词
Knots; links; braided groups; Hopf algebras; quantum groups; representation varieties; QUANTUM; VOLUME;
D O I
10.4171/QT/191
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We propose a new non-commutative generalization of the representation variety and the character variety of a knot group. Our strategy is to reformulate the construction of the algebra of functions on the space of representations in terms of Hopf algebra objects in a braided category (braided Hopf algebra). The construction works under the assumption that the algebra is braided commutative. The resulting knot invariant is a module with a coadjoint action. Taking the coinvariants yields a new quantum character variety that may be thought of as an alternative to the skein module. We give concrete examples for a few of the simplest knots and links.
引用
收藏
页码:659 / 692
页数:34
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