# Hypersurface singularities and virtually overtwisted contact structures

**Authors:** Edoardo Fossati

arXiv: 1908.00782 · 2019-08-05

## TL;DR

This paper investigates which lens spaces with contact structures can be realized as boundaries of Milnor fibers of complex hypersurface singularities, establishing necessary conditions for such realizations.

## Contribution

It introduces necessary conditions for realizing lens spaces with contact structures as boundaries of hypersurface singularities, expanding understanding of their geometric and topological properties.

## Key findings

- Identifies conditions under which lens spaces can be boundary of Milnor fibers
- Provides criteria for the existence of virtually overtwisted contact structures
- Enhances classification of hypersurface singularities and their links

## Abstract

It is known that the lens space $L(2n,1)$ supports a virtually overtwisted contact structure arising as the boundary of the Milnor fiber of a complex hypersurface singularity. In this article we study the problem of realizing other $(L(p,q),\xi)$ in such a way, obtaining a series of necessary conditions for this to happen.

## Full text

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## Figures

5 figures with captions in the complete paper: https://tomesphere.com/paper/1908.00782/full.md

## References

18 references — full list in the complete paper: https://tomesphere.com/paper/1908.00782/full.md

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Source: https://tomesphere.com/paper/1908.00782