Shows a projection of a hypersphere onto the plane. It uses a 2x4 matrix to convert 4D points into 2D points. Use the arrow keys
and the mouse to rotate it in 4D.
A clock that shows the time of day with circles
going around in circles. The colours of the circles
change depending on the time. The innermost circle
is seconds, the second is minutes, the third is
hours, and the fourth is the day of the year.
Move your mouse around to see a tree change shape.
In Tree Generator, you choose all the tree parameters
but in Tree, you move your mouse around to pick the parameters.
There are a circle of points, each one corresponding
to a number. Lines are drawn between points according
to rules. Create interesting shapes like cardioids
This program rolls (invisible) shapes around other
(invisible) shapes and traces a point on the shape as
it moves along. Create interesting shapes like cardioids.