/* enorm.h - Euclidean Norm. (Distance) * © Copyright 1999 by John Halleck * All rights reserved. */ /* Version of August 16th, 1999 */ #ifndef ENORM #define ENORM 1 /* Find sqrt (X*X + Y*Y) without using square root, and without squaring the * numbers, very accurately and very fast. * This routine won't overflow unless the answer does. */ extern double enorm2 (double X, double Y); #endif
This page is http://www.cc.utah.edu/~nahaj/cave/survey/code/c/enorm.h.html
© Copyright 2000 by John Halleck, All Rights Reserved.
This snapshot was last modified on August 23rd, 2000
And the underlying file was last modified on May 11th, 2000