@C0@lThis cube extends in the x direction, but

@C0@lnot in the w direction, so the cube looks like a

@C0@lsegment in the x,w plane.

@C0@l

@C0@lThis picture is often a little more

@C0@ldifficult to digest at first glance than the

@C0@lprevious images, so you may want to take

@C0@la look at the squares again if it doesn't 

@C0@lmake sense.

@C0@l

@C0@lThe cube looks like it is turning inside out,

@C0@las it rotates.  This demonstrates how a

@C0@lrigid 3d object can be transformed into its

@C0@lmirror image by moving it through a four

@C0@ldimensional space.

@C0@l

@C4@lPress "2 cubes" to continue.

