# Functoriality of the EH class and the LOSS invariant under Lagrangian concordances

Golla, M
Juhasz, A

17 December 2019

## Journal:

Algebraic and Geometric Topology

## Last Updated:

2021-09-26T19:15:31.15+01:00

7

19

## DOI:

10.2140/agt.2019.19.3683

3683-3699

## abstract:

We show that the EH class and the LOSS invariant of Legendrian knots in contact 3–manifolds are functorial under regular Lagrangian concordances in Weinstein cobordisms. This gives computable obstructions to the existence of regular Lagrangian concordances.

987461

Submitted

Journal Article