# Sylvester–Gallai theorem

> theorem that every finite set of points in the plane, not all collinear, has a line through exactly two points

**Wikidata**: [Q748233](https://www.wikidata.org/wiki/Q748233)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Sylvester–Gallai_theorem)  
**Source**: https://4ort.xyz/entity/sylvester-gallai-theorem


## References

1. Freebase Data Dumps. 2013