01: /*
02: * JScience - Java(TM) Tools and Libraries for the Advancement of Sciences.
03: * Copyright (C) 2006 - JScience (http://jscience.org/)
04: * All rights reserved.
05: *
06: * Permission to use, copy, modify, and distribute this software is
07: * freely granted, provided that this notice is preserved.
08: */
09: package javax.measure.unit;
10:
11: import javax.measure.quantity.Quantity;
12:
13: /**
14: * <p> This class identifies the units created by combining or transforming
15: * other units.</p>
16: *
17: * @author <a href="mailto:jean-marie@dautelle.com">Jean-Marie Dautelle</a>
18: * @version 3.1, April 22, 2006
19: */
20: public abstract class DerivedUnit<Q extends Quantity> extends Unit<Q> {
21:
22: /**
23: * Default constructor.
24: */
25: protected DerivedUnit() {
26: }
27: }
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