/usr/include/polybori/groebner/TimesVariableSubstitution.h is in libpolybori-groebner-dev 0.8.3-3+b2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | // -*- c++ -*-
//*****************************************************************************
/** @file TimesVariableSubstitution.h
*
* @author Michael Brickenstein (original) and Alexander Dreyer (refactored)
* @date 2012-01-31
*
* This file includes the definition of the class @c TimesVariableSubstitution.
*
* @par Copyright:
* (c) 2006-2012 by The PolyBoRi Team
*
**/
//*****************************************************************************
#ifndef polybori_groebner_TimesVariableSubstitution_h_
#define polybori_groebner_TimesVariableSubstitution_h_
// include basic definitions
#include "groebner_defs.h"
BEGIN_NAMESPACE_PBORIGB
/** @class TimesVariableSubstitution
*
* This class computes the product of a polynomial and the sum of a pair
* of variables (namely a variable substitution).
*
**/
class TimesVariableSubstitution {
public:
template <class PairType>
Polynomial operator()(const Polynomial& lhs, const PairType& rhs) const {
return lhs * (lhs.ring().variable(rhs.first) +
lhs.ring().variable(rhs.second));
}
};
END_NAMESPACE_PBORIGB
#endif /* polybori_groebner_TimesVariableSubstitution_h_ */
|