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transcendental.hh
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2 /*
3  * Main authors:
4  * Vincent Barichard <Vincent.Barichard@univ-angers.fr>
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7  * Vincent Barichard, 2012
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10  * $Date: 2012-04-02 08:21:06 +0200 (Mon, 02 Apr 2012) $ by $Author: tack $
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37 
38 #ifndef __GECODE_FLOAT_TRANSCENDENTAL_HH__
39 #define __GECODE_FLOAT_TRANSCENDENTAL_HH__
40 
41 #ifdef GECODE_HAS_MPFR
42 
43 #include <gecode/float.hh>
44 
50 namespace Gecode { namespace Float { namespace Transcendental {
51 
60  template<class A, class B>
61  class Exp : public MixBinaryPropagator<A,PC_FLOAT_BND,B,PC_FLOAT_BND> {
62  protected:
65 
67  Exp(Space& home, bool share, Exp& p);
69  Exp(Home home, A x0, B x1);
70  public:
72  virtual Actor* copy(Space& home, bool share);
74  virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
76  static ExecStatus post(Home home, A x0, B x1);
77  };
78 
79 
88  template<class A, class B>
89  class Pow : public MixBinaryPropagator<A,PC_FLOAT_BND,B,PC_FLOAT_BND> {
90  protected:
94 
96  Pow(Space& home, bool share, Pow& p);
98  Pow(Home home, FloatNum base, A x0, B x1);
99  public:
101  virtual Actor* copy(Space& home, bool share);
103  virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
105  static ExecStatus post(Home home, FloatNum base, A x0, B x1);
106  };
107 
108 }}}
109 
111 #endif
112 
113 #endif
114 
115 // STATISTICS: float-prop
Propagator for bounds consistent pow operator
static ExecStatus post(Home home, A x0, B x1)
Post propagator for .
Definition: exp-log.hpp:52
virtual Actor * copy(Space &home, bool share)
Create copy during cloning.
Definition: exp-log.hpp:118
Exp(Space &home, bool share, Exp &p)
Constructor for cloning p.
Definition: exp-log.hpp:66
Computation spaces.
Definition: core.hpp:1362
Base-class for both propagators and branchers.
Definition: core.hpp:666
virtual ExecStatus propagate(Space &home, const ModEventDelta &med)
Perform propagation.
Definition: exp-log.hpp:77
int p
Number of positive literals for node type.
Definition: bool-expr.cpp:236
ModEventDelta med
A set of modification events (used during propagation)
Definition: core.hpp:764
Propagator for bounds consistent exp operator
virtual ExecStatus propagate(Space &home, const ModEventDelta &med)
Perform propagation.
Definition: exp-log.hpp:124
Pow(Space &home, bool share, Pow &p)
Constructor for cloning p.
Definition: exp-log.hpp:112
Mixed binary propagator.
Definition: propagator.hpp:203
ExecStatus
Definition: core.hpp:523
static ExecStatus post(Home home, FloatNum base, A x0, B x1)
Post propagator for .
Definition: exp-log.hpp:99
virtual Actor * copy(Space &home, bool share)
Create copy during cloning.
Definition: exp-log.hpp:71
Gecode toplevel namespace
int ModEventDelta
Modification event deltas.
Definition: core.hpp:173
Home class for posting propagators
Definition: core.hpp:717
double FloatNum
Floating point number base type.
Definition: float.hh:108