# Heaviside step function

> discontinuous function whose value is zero for negative numbers and one for positive numbers

**Wikidata**: [Q322339](https://www.wikidata.org/wiki/Q322339)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Heaviside_step_function)  
**Source**: https://4ort.xyz/entity/heaviside-step-function


## References

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