/usr/include/af/constants.h is in libarrayfire-dev 3.3.2+dfsg1-4ubuntu1.
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* Copyright (c) 2014, ArrayFire
* All rights reserved.
*
* This file is distributed under 3-clause BSD license.
* The complete license agreement can be obtained at:
* http://arrayfire.com/licenses/BSD-3-Clause
********************************************************/
#include <af/defines.h>
#ifdef __cplusplus
namespace af
{
AFAPI extern const double NaN;
AFAPI extern const double Inf;
AFAPI extern const double Pi;
}
#endif
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