code: package dotnet54.measures.univariate_pea;
  
  public class utils {
  	public static double EPSILON = 10e-12;
  
  	public static double dist(double a, double b) {
  		double d = a-b;
  		return d*d;
  	}
  
  	public static int min(int a, int b, int c) {
  		return Integer.min(a, Integer.min(b, c));
  	}
  
  	public static int max(int a, int b, int c) {
  		return Integer.max(a, Integer.max(b, c));
  	}
  
  	public static double min(double a, double b, double c) {
  		return Double.min(a, Double.min(b, c));
  	}
  
  	public static double max(double a, double b, double c) {
  		return Double.max(a, Double.max(b, c));
  	}
  
  }
  