# Liquid crystals and their defects

## TL;DR

This paper provides an overview of classical models of liquid crystals and explores various descriptions of defects within these models, highlighting their theoretical frameworks.

## Contribution

It compares different models of liquid crystals and their approaches to describing defects, offering a comprehensive theoretical overview.

## Key findings

- Different models offer distinct defect descriptions
- Classical models provide foundational understanding of liquid crystal behavior
- Theoretical frameworks facilitate defect analysis

## Abstract

These lecture notes discuss classical models of liquid crystals, and the different ways in which defects are described according to the different models.