---
title: Arc Diagram
order: 9
---

Arc diagram is a method of graph visualization. It places the nodes on one axis, and connects the nodes by arcs.

## Usage

- Example 1 : Place the node positions to an axis, and calculate the heights of the arcs according to the distances between endpoints.
- Example 2 : Circular Arc Diagram is a deformation of Arc Diagram. In this example, the nodes are placed on a circle, the edges are quadratic bezier curves.