# complex Hadamard matrix

> complex square matrix whose all columns (rows) are mutually orthogonal and which has numbers of norm 1 as entries

**Wikidata**: [Q5156556](https://www.wikidata.org/wiki/Q5156556)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Complex_Hadamard_matrix)  
**Source**: https://4ort.xyz/entity/complex-hadamard-matrix


## References

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