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arxiv: math/0406149 · v1 · submitted 2004-06-08 · 🧮 math.GT

The Alexander module of links at infinity

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keywords infinitylinkalexandermodulealgebraiccalledcomputecurve
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Walter Neumann showed that the topology of a ``regular'' algebraic curve V in C^2 is determined up to proper isotopy by some link in S^3 called the link at infinity of V. In this note, we compute the Alexander module over C[t^{\pm 1}] of any such link at infinity.

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