# Castelnuovo's contraction theorem

> constructs the minimal model of a given smooth algebraic surface

**Wikidata**: [Q25303824](https://www.wikidata.org/wiki/Q25303824)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Castelnuovo's_contraction_theorem)  
**Source**: https://4ort.xyz/entity/castelnuovo-s-contraction-theorem