XPost: alt.recovery.aa, alt.social-security-disability, uk.rec.psychic
The two points resulting from the intersection of a line with a sphere:
http://www.stonetabernacle.com/sphere-line.html
The equation of the circle resulting from the intersection of a plane with a sphere:
http://www.stonetabernacle.com/sphere-plane_1.html
The normal to a 4 dimensional plane has 4 components and is defined by the cross product of 3 nonparallel vectors in the plane, or by the cross product
of 3 nonparallel vectors defined by 4 noncollinear points on the plane.
So far I have read no evidence that Carolyn is dead. Maybe she just stopped bugging me as much as usual. Maybe she is alive and well and doing fine.
Maybe I just stopped giving her free room for rent in my mind. What is my "mind" anyway? Do I actually still have one?
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