# topological index

> type of a molecular descriptor that is calculated based on the molecular graph of a chemical compound. Topological indices are numerical parameters of a graph which characterize its topology and are usually graph invariant

**Wikidata**: [Q904942](https://www.wikidata.org/wiki/Q904942)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Topological_index)  
**Source**: https://4ort.xyz/entity/topological-index


## References

1. Freebase Data Dumps. 2013
2. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)