Links with nontrivial Alexander polynomial which are topologically concordant to the Hopf link

2017/03/30 by Kim, Min Hoon, Krcatovich, David, Park, JungHwan
#FOS: Mathematics #Geometric Topology (math.GT)

paper · doi:10.48550/arxiv.1703.10325

Abstract

We give infinitely many 2-component links with unknotted components which are topologically concordant to the Hopf link, but not smoothly concordant to any 2-component link with trivial Alexander polynomial. Our examples are pairwise non-concordant.

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