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math.GT2026
Pseudo-Legendrian and Legendrian Simplicity of Links in 3-Manifolds
Patricia Cahn, Rima Chatterjee, Vladimir Chernov
We construct infinite families of non-simple isotopy classes of links in overtwisted contact structures on -bundles over surfaces. These examples include: (1) a pair of Legend…
math.GT2024
Meander diagrams of virtual knots
Y. Belousov, V. Chernov, A. Malyutin +1
For classical knots, there is a concept of (semi)meander diagrams; in this short note we generalize this concept to virtual knots and prove that the classes of meander and semimean…