# algebra

> part of mathematics in which letters and other symbols are used to represent numbers and quantities in formulae and equations

**Wikidata**: [Q3968](https://www.wikidata.org/wiki/Q3968)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Algebra)  
**Source**: https://4ort.xyz/entity/algebra


## References

1. Integrated Authority File
2. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=4968)
3. [Source](https://lingualibre.org/wiki//Q445441)
4. Nuovo soggettario
5. Freebase Data Dumps. 2013
6. [Source](https://www.mathsisfun.com/definitions/algebra.html)
7. [Registros de autoridad de "Materia" de la Biblioteca Nacional de España. Spain open data portal](https://www.bne.es/media/datosgob/catalogo-autoridades/materia/materia-UTF8.zip)
8. [Source](http://www.udcc.org/udcsummary/php/index.php?id=25403&lang=en)
9. YSO-Wikidata mapping project
10. BabelNet
11. Quora
12. FactGrid
13. National Library of Israel
14. CC 6
15. KBpedia