---
tag: 6QXJAADCWK
kind: concept
name: Indifference
sources:
  - wikipedia: en:325802@r1373839425
    locator: Glossary of graph theory, section I
    note: adopted
    mention: wikipedia://en/325802#B9UL
    sections: [Summary]
inventory: [5XK732B96R]
---

## Summary

An indifference graph is another name for a proper interval graph or unit interval graph; see proper.