1 package org.djunits.value; 2 3 /** 4 * Absolute values are quantities that are measured from some agreed upon reference point. <br> 5 * Values are Absolute when the sum of two values makes no sense, but the difference does (but results in a Relative). 6 * <p> 7 * Copyright (c) 2015-2019 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br> 8 * BSD-style license. See <a href="https://djunits.org/docs/license.html">DJUNITS License</a>. 9 * <p> 10 * @author <a href="https://www.tudelft.nl/averbraeck">Alexander Verbraeck</a> 11 * @author <a href="https://www.tudelft.nl/staff/p.knoppers/">Peter Knoppers</a> 12 */ 13 public interface Absolute 14 { 15 // This interface does not force anything to be implemented in classes that implement it 16 }