The Linux Network Administrator's Guide (NAG) is a book on setting up and running Unixnetworks. NAG is freely available in electronic form. It was produced by Olaf Kirch[?] and others as part of the Linux Documentation Project with help from O'Reilly and Associates[?]. The second edition was last updated March 2000.
... each other. (In this case, the parabola does not intersect the x-axis at all.)
Note that when computing roots numerically, the usual form of the quadratic formula is ...