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math.GT2023
Non-looseness of boundaries of Legendrian ribbons
Kenneth L. Baker, Sinem Onaran
Every null-homologous link in an oriented 3-manifold is isotopic to the boundary of a ribbon of a Legendrian graph for any overtwisted contact structure. However this is not the ca…
math.GT2023
Strongly exceptional Legendrian connected sum of two Hopf links
Youlin Li, Sinem Onaran
In this paper, we give a complete coarse classification of strongly exceptional Legendrian realizations of connected sum of two Hopf links in contact 3-spheres. This is the first c…