class MathUtil {

	@Pure
	public static double max(double... values) {
		if (values == null || values.length == 0) {
			return Double.NaN;
		}
		double max = values[0];
		for (final double v : values) {
			if (v > max) {
				max = v;
			}
		}
		return max;
	}

	private  MathUtil();

}