SpecialFunctions: IntegerPowers.h Source File

00001 #ifndef INTEGERPOWERS_H
00002 #define INTEGERPOWERS_H
00003 
00004 
00005 // ----------------------------------------------------------------------
00006 //
00007 // Bridge object between C++ code and the GSL integer powers functions
00008 //
00009 // ----------------------------------------------------------------------
00010 
00011 #ifndef ZMENVIRONMENT_H
00012   #include "ZMutility/ZMenvironment.h"
00013 #endif
00014 #include <utility>
00015 
00016 ZM_BEGIN_NAMESPACE( zmsf )      /*  namespace zmsf  {  */
00017 
00018 typedef std::pair<double,double> Dpair;
00019 
00024 
00025 struct IntegerPowers {
00026 
00028   static double Pow2( const double x );
00029 
00031   static double Pow3( const double x );
00032 
00034   static double Pow4( const double x );
00035 
00037   static double Pow5( const double x );
00038 
00040   static double Pow6( const double x );
00041 
00043   static double Pow7( const double x );
00044 
00046   static double Pow8( const double x );
00047 
00049   static double Pow9( const double x );
00050 
00052   static double PowN( const double x, const int n );
00053 
00055   static Dpair PowNErr( const double x, const int n ); 
00056 
00057 };  // IntegerPowers
00058 
00059 ZM_END_NAMESPACE( zmsf )        /*  }  // namespace zmsf  */
00060 
00061 #endif  /* INTEGERPOWERS_H */