Your first link ("What Every Scientist...") has gone 404. I found another copy of it elsewhere. While you can still read the one at sun.com in the Google cache, I figure that's not reliable since Oracle is re-arranging a lot, so I have a full like to it here. (I'm printing the full link as is for reference.)

www.math.umd.edu/~jkolesar/mait613/floating_point_math.pdf