/* Version.H * * This class serves as a wrapper for the entire version space algorithm. * It reads in dimensions and training examples from a file, and * refines the boundaries by processing each training example in turn. *//* * Copyright 1994, Brown University, Providence, RI * See end of file for full copyright information */#include "Boundary.H"class Example;class Dimension;class Concept;class Version {   Example *examples;       // A linked list of examples read in from the file   Example *tail;           // The end of the examples linked list   Boundary general_boundary;   Boundary specific_boundary;   void print_boundaries();    // Print both general and specific boundariespublic:   static int num_dimensions;     // The number of dimensions for this run   static Dimension dimensions[MAX_DIMENSIONS]; // Array of dimension objects   Version(char *filename);       // Construct a Version given input file   ~Version();                    // Destroy a version   // Given a dimension index and a value name, get the associated value index   static int lookup_value(int dim, char temp[]);   void versions();                   // Refine the boundaries on all examples   void refine(Example *example);     // Refine the boundaries on one example   void generalize_specific(Example *example);  // Generalize specific boundary   void specialize_general(Example *example);   // Specialize general boundary};/* * Copyright 1994, Brown University, Providence, RI * * Permission to use and modify this software and its documentation for * any purpose other than its incorporation into a commercial product is * hereby granted without fee.  Permission to copy and distribute this * software and its documentation only for non-commercial use is also * granted without fee, provided, however, that the above copyright notice * appear in all copies, that both that copyright notice and this permission * notice appear in supporting documentation, that the name of Brown * University not be used in advertising or publicity pertaining to * distribution of the software without specific, written prior permission, * and that the person doing the distribution notify Brown University of * such distributions outside of his or her organization. Brown University * makes no representations about the suitability of this software for * any purpose.  It is provided "as is" without express or implied warranty. * Brown University requests notification of any modifications to this * software or its documentation. * * Send the following redistribution information: * *	Name: *	Organization: *	Address (postal and/or electronic): * * To: *	Software Librarian *	Computer Science Department, Box 1910 *	Brown University *	Providence, RI 02912 * *		or * *	brusd@cs.brown.edu * * We will acknowledge all electronic notifications. */