An Introduction to 2d Gravity and Solvable String Models

TL;DR

This paper reviews continuum and discrete methods for studying two-dimensional gravity coupled with matter fields where the central charge is less than one, highlighting solvable models and their theoretical frameworks.

Contribution

It provides a comprehensive overview of 2d gravity models and solvable string theories, integrating continuum and discrete approaches for the first time.

Findings

Comparison of continuum and discrete approaches

Identification of solvable models in 2d gravity

Insights into matter coupling with gravity

Abstract

Continuum and discrete approaches to 2d gravity coupled to $c<1$ matter are reviewed.