# Two-hidden-layer feed-forward networks are universal approximators: A constructive approach

> Research article (Neural Networks, 2020) · cited 49× · AI/ML

**Wikidata**: [openalex:W3044349905](https://www.wikidata.org/wiki/openalex:W3044349905)  
**Source**: https://4ort.xyz/entity/two-hidden-layer-feed-forward-networks-are-universal-approximators-a-constructive-approach