# isotropic quadratic form

> quadratic form q on a vector space which has null vectors; non-zero vectors v for which q(v) = 0

**Wikidata**: [Q4968811](https://www.wikidata.org/wiki/Q4968811)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Isotropic_quadratic_form)  
**Source**: https://4ort.xyz/entity/isotropic-quadratic-form


## References

1. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)