# constructivism

> mathematical viewpoint that existence proofs must be constructive

**Wikidata**: [Q1137814](https://www.wikidata.org/wiki/Q1137814)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Constructivism_(philosophy_of_mathematics))  
**Source**: https://4ort.xyz/entity/constructivism-q1137814


## References

1. Freebase Data Dumps. 2013
2. BabelNet
3. KBpedia