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/* -*- mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */

/* linbox/ring/ring-interface.h
 * Written by
 *  Jean-Guillaume Dumas <Jean-Guillaume.Dumas@imag.fr>
 *  Clément Pernet <Clement.Pernet@imag.fr>
 *
 * For licensing information see COPYING
 */

#ifndef __RING_INTERFACE_H
#define __RING_INTERFACE_H

namespace LinBox
{
// LinBox Ring Interface
/*
 * The LinBox {@link Rings ring} common object {@link Interfaces interface}.
 * The ring interface includes the following public members:
 *
 * Types: {\tt Element} and {\tt RandIter}.
 *
 * Object management member functions:
 *   null constructor, copy constructor, destructor, assignment operator, 
 *   {\tt convert(), init(), assign(), characteristic(), cardinality()}.
 *
 * Predicates on ring elements:
 *   {\tt areEqual(), isZero(), isOne()}.
 *
 * Basic arithmetic functions:
 *   {\tt axpy(), add(), neg(), sub(), mul(), inv(), div()}.
 *
 * Inplace arithmetic functions:
 *   {\tt axpyin(), addin(), negin(), subin(), mulin(), invin(), divin()}.
 *
 * I/O functions:
 *   {\tt read()} and {\tt write()} for I/O of the ring itself and for I/O of its elements.
 *
 * The ring archetype class is is the reference instantiation of this 
 * interface and contains the generic specifications of the member functions.
 * Documentation in other ring classes is more limited. It serves primarily to explain special properties 
 * specific to the class of the interface member functions and to explain any constructors 
 * or other functionality unique to the class.
 *
 *  @see Interfaces
*/
/** 
 * @brief This ring base class exists solely to aid documentation organization.

 *  For the general ring member function documentation consult the {@link RingArchetype
 RingArchetype}. For specific properties of individual representations consult the specific ring classes.
 */
  class RingInterface 
{
/*
    public:
	// this just demo's that some declarations could be here.
	typedef ElementArchetype Element; 
	virtual Element& mul(Element& c, const Element& a, const Element& b) const = 0;
*/
};// empty class so doc++ makes a nice hierarchy.

} // namespace LinBox

#endif // __RING_INTERFACE_H