Category:Directrices of Ellipses
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This category contains results about Directrices of Ellipses.
Definitions specific to this category can be found in Definitions/Directrices of Ellipses.
Let $K$ be the ellipse specified as the locus of points $P$ to a straight line $D$ and a point $F$ such that $PD$ and $PF$ are related by the condition:
- $\size {PF} = e \size {PD}$
where $0 < e < 1$.
Pages in category "Directrices of Ellipses"
This category contains only the following page.