Package de.gsi.dataset.spi.utils

Class MathUtils

  • public final class MathUtils
extends java.lang.Object
    small helper class from: https://floating-point-gui.de/errors/NearlyEqualsTest.java
    Author:
    Michael Borgwardt

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static boolean nearlyEqual​(double a, double b)  
      static boolean nearlyEqual​(double a, double b, double epsilon)  
      static boolean nearlyEqual​(float a, float b)  
      static boolean nearlyEqual​(float a, float b, float epsilon)  
      static double relativeEpsilon​(double a, double b)  
      static float relativeEpsilon​(float a, float b)  
      static double[] toDoubles​(float[] input)  
      static float[] toFloats​(double[] input)  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Method Detail

      • nearlyEqual

        public static boolean nearlyEqual​(double a,
                                  double b)

      • nearlyEqual

        public static boolean nearlyEqual​(double a,
                                  double b,
                                  double epsilon)

      • nearlyEqual

        public static boolean nearlyEqual​(float a,
                                  float b)

      • nearlyEqual

        public static boolean nearlyEqual​(float a,
                                  float b,
                                  float epsilon)

      • relativeEpsilon

        public static double relativeEpsilon​(double a,
                                     double b)

      • relativeEpsilon

        public static float relativeEpsilon​(float a,
                                    float b)

      • toDoubles

        public static double[] toDoubles​(float[] input)

      • toFloats

        public static float[] toFloats​(double[] input)