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arxiv: math/0610167 · v3 · submitted 2006-10-05 · 🧮 math.GT

Computations of Heegaard-Floer knot homology

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keywords knothomologyknotscrossingsheegaard-floerapproachbasiccite
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Using a combinatorial approach described in a recent paper of Manolescu, Ozsv\'ath, and Sarkar we compute the Heegaard-Floer knot homology of all knots with at most 12 crossings as well as the $\tau$ invariant for knots through 11 crossings. We review the basic construction of \cite{MOS}, giving two examples that can be worked out by hand, and explain some ideas we used to simplify the computation. We conclude with a discussion of knot Floer homology for small knots, closely examining the Kinoshita-Teraska knot $KT_{2,1}$ and its Conway mutant.

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