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arxiv: math/0311090 · v2 · pith:BQBC2FEXnew · submitted 2003-11-06 · 🧮 math.SG · math.GT

Bounds for the Thurston-Bennequin number from Floer homology

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keywords boundsconcordancefloerinvariantknotknotsthurston-bennequinapply
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Using a knot concordance invariant from the Heegaard Floer theory of Ozsvath and Szabo, we obtain new bounds for the Thurston-Bennequin and rotation numbers of Legendrian knots in S^3. We also apply these bounds to calculate the knot concordance invariant for certain knots.

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