# Feynman checkerboard

> fermion path integral approach in 1+1 dimensions

**Wikidata**: [Q5446134](https://www.wikidata.org/wiki/Q5446134)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Feynman_checkerboard)  
**Source**: https://4ort.xyz/entity/feynman-checkerboard