# linear eccentricity

> distance between the center of ellipse or hyperbola and either of its two foci

**Wikidata**: [Q78150449](https://www.wikidata.org/wiki/Q78150449)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Linear_eccentricity)  
**Source**: https://4ort.xyz/entity/linear-eccentricity