Directrix
Summary
A directrix of a conic is a line with the following property. For each point of the conic, the distance to a focus divided by the distance to the line is the same constant. This constant is the eccentricity.
Where this leads
1 page builds on this one.
Further reading
- Web https://en.wikipedia.org/wiki/Conic_section, Eccentricity, focus and directrix
About this page
| Tag | 0E5CXYNEPX |
|---|---|
| URI | m2://0E5CXYNEPX |
| Kind | concept |
| Writing | W0 stub |
| MSC | 51N20 |
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