Abstract
We use the spanning tree model for Khovanov homology to study Legendrian links. This leads to an alternative proof for Ng’s Khovanov bound for the Thurston–Bennequin number and to both a necessary and a sufficient condition for this bound to be sharp.
Citation
Hao Wu. "Legendrian links and the spanning tree model for Khovanov homology." Algebr. Geom. Topol. 6 (4) 1745 - 1757, 2006. https://doi.org/10.2140/agt.2006.6.1745
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