This demo includes a single graphical display window that displays the
space cardioid X(t) = ((1 + cos(t))cos(t), (1 + cos(t))sin(t), sin(t)).
You can change t0 and X(t) and choose whether or not to show
the entire curve and the position vector X(t0) in the
Note how the curve appears for each of the views along one of the axes,
which you can select under the View menu or by having the graphical
display window selected and pressing x, y, z, Shift + x, Shift + y, or
Shift + z on the keyboard.