1 package tim.prune.function.estimate.jama;
4 * Static helper method, taken from public domain NIST code for JAMA
6 public abstract class Maths
9 * Work out sqrt(a^2 + b^2)
11 public static double pythag(double a, double b)
15 if (Math.abs(a) > Math.abs(b))
18 r = Math.abs(a)*Math.sqrt(1+r*r);
23 r = Math.abs(b)*Math.sqrt(1+r*r);