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Chekanov-Eliashberg invariants and transverse approximations of Legendrian knots. (English) Zbl 1049.57005

Summary: Topologically isotopic, non-Legendrian isotropic, Legendrian knots in the standard contact space with equal Thurston-Bennequin and Maslov numbers may have transverse isotopic transverse approximations.

MSC:

57M27 Invariants of knots and \(3\)-manifolds (MSC2010)
53D10 Contact manifolds (general theory)
57R17 Symplectic and contact topology in high or arbitrary dimension
57M25 Knots and links in the \(3\)-sphere (MSC2010)
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