# logarithmic derivative

> ratio of a function's derivative to the function; d(ln|f(x)|)/dx

**Wikidata**: [Q762521](https://www.wikidata.org/wiki/Q762521)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Logarithmic_derivative)  
**Source**: https://4ort.xyz/entity/logarithmic-derivative


## References

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