Definition:Minor Axis of Ellipse/Definition 1
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Definition
Consider an ellipse $K$ whose foci are $F_1$ and $F_2$.
The minor axis of $K$ is the line segment through the center of $K$ perpendicular to the major axis of $K$ such that its endpoints are the points of intersection with $K$.
In the above diagram, $C_1 C_2$ is the minor axis of $K$.
Also see
Sources
- 1933: D.M.Y. Sommerville: Analytical Conics (3rd ed.) ... (previous) ... (next): Chapter $\text {IV}$. The Ellipse: $2$. To find the equation of the ellipse in its simplest form