# Petersen's theorem

> English word · Proper noun

## Definitions
1. The theorem stating that every cubic bridgeless graph contains a perfect matching.

## Etymology
Named after Julius Petersen.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/petersen-s-theorem