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4    	/*         SCIP --- Solving Constraint Integer Programs                      */
5    	/*                                                                           */
6    	/*  Copyright (c) 2002-2023 Zuse Institute Berlin (ZIB)                      */
7    	/*                                                                           */
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22   	/*                                                                           */
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24   	
25   	/**@file   expr_product.h
26   	 * @ingroup EXPRHDLRS
27   	 * @brief  product expression handler
28   	 * @author Stefan Vigerske
29   	 * @author Benjamin Mueller
30   	 */
31   	
32   	/*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
33   	
34   	#ifndef __SCIP_EXPR_PROD_H__
35   	#define __SCIP_EXPR_PROD_H__
36   	
37   	
38   	#include "scip/scip.h"
39   	#include "scip/type_expr.h"
40   	
41   	#ifdef __cplusplus
42   	extern "C" {
43   	#endif
44   	
45   	/** creates the handler for product expressions and includes it into SCIP
46   	 *
47   	 * @ingroup ExprhdlrIncludes
48   	 */
49   	SCIP_EXPORT
50   	SCIP_RETCODE SCIPincludeExprhdlrProduct(
51   	   SCIP*                 scip                /**< SCIP data structure */
52   	   );
53   	
54   	/**@addtogroup EXPRHDLRS
55   	 *
56   	 * @{
57   	 *
58   	 * @name Product expression
59   	 *
60   	 * This expression handler provides the product function, that is,
61   	 * \f[
62   	 *   x \mapsto c\,\prod_{i=1}^n x_i
63   	 * \f]
64   	 * for some constant coefficient c.
65   	 * @{
66   	 */
67   	
68   	/** creates a product expression */
69   	SCIP_EXPORT
70   	SCIP_RETCODE SCIPcreateExprProduct(
71   	   SCIP*                 scip,               /**< SCIP data structure */
72   	   SCIP_EXPR**           expr,               /**< pointer where to store expression */
73   	   int                   nchildren,          /**< number of children */
74   	   SCIP_EXPR**           children,           /**< children */
75   	   SCIP_Real             coefficient,        /**< constant coefficient of product */
76   	   SCIP_DECL_EXPR_OWNERCREATE((*ownercreate)), /**< function to call to create ownerdata */
77   	   void*                 ownercreatedata     /**< data to pass to ownercreate */
78   	   );
79   	
80   	/** @}
81   	  * @}
82   	  */
83   	
84   	#ifdef __cplusplus
85   	}
86   	#endif
87   	
88   	#endif /* __SCIP_EXPR_PROD_H__ */
89