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/* Copyright 1998-2011 Research Foundation State University of New York   */

/* This file is part of QUB Express.                                      */

/* QUB Express is free software; you can redistribute it and/or modify    */
/* it under the terms of the GNU General Public License as published by   */
/* the Free Software Foundation, either version 3 of the License, or      */
/* (at your option) any later version.                                    */

/* QUB Express is distributed in the hope that it will be useful,         */
/* but WITHOUT ANY WARRANTY; without even the implied warranty of         */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          */
/* GNU General Public License for more details.                           */

/* You should have received a copy of the GNU General Public License,     */
/* named LICENSE.txt, in the QUB Express program directory.  If not, see  */
/* <http://www.gnu.org/licenses/>.                                        */

#ifndef MILUTIL_H
#define MILUTIL_H

/*

*/

#include "qubfast.h"

inline double DSQR( double a ) {	return ((a)==0.0?0.0:(a)*(a));	}
inline double DMAX( double a, double b ) {	return ((a)>(b)?(a):(b));	}
inline double DMIN( double a, double b ) {	return ((a)<(b)?(a):(b));	}	// UNUSED
inline int IMIN( int a, int b ) {	return ((a)<(b)?(a):(b));	}
inline int IMAX( int a, int b ) {	return ((a)>(b)?(a):(b));	}

#ifdef __cplusplus
extern "C" {
#endif

QUBFAST_API int *int_alloc1D(int size);
QUBFAST_API float *float_alloc1D(int size);
QUBFAST_API double *double_alloc1D(int size);
QUBFAST_API double **double_alloc2D(int row, int col);
QUBFAST_API double ***double_alloc3D(int row, int col, int depth);
QUBFAST_API void free_2D(char **ptr);
QUBFAST_API void free_3D(char ***ptr);
QUBFAST_API void mxm(int m, int n, int p, double **a, double **b, double **c);
QUBFAST_API void mxv(int m, int n, double **a, double *beta, double *alpha);
QUBFAST_API void vxm(int m, int n, double **a, double *beta, double *alpha);
QUBFAST_API int imaxv(int *d, int n);
QUBFAST_API double dsumv(double *d, int n);
QUBFAST_API void dzerom(int m, int n, double **a);
QUBFAST_API void dzerov(int n, double *v);

#ifdef __cplusplus
}
#endif

#endif