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Generic Pythagorean Sums [Sqrt(X*X+Y*Y)] (Body)
This package computes Sqrt (X*X + Y*Y) by the Moler-Morrison algorithm, without overflow (Unless the answer overflows). This routine doesn't use square root, and never squares the two numbers.
This page is http://www.cc.utah.edu/~nahaj/ada/math/ © Copyright 2000 by John Halleck, All Rights Reserved. This snapshot was last modified on March 14th, 2001.