distance
(distance point1 point2)
The distance function calculates the distance between point1 and point2.
These specified points are assumed to be 3D points.
: (distance '(1 2) '(1 3))
1.0000
: (distance '(1 2) '(1 2 3))
0.0000
: (distance '(1 2 3) '(1 2 4))
1.0000
: (distance '(1 2 3) '(4 5 6))
5.1962