The shape of the ellipse can be changed
by adjusting the sliders above the graph.
Note that the slider value excludes 0.
The sliders here go down as far as 1.
If both sliders are set to 1
the ellipse becomes a unit circle.
That is, a circle with radius 1 unit.
The equation of the ellipse is displayed
and updated as the sliders are moved.
The equation is displayed using two techniques:
- on the right, as graphics
- below as html