23 const double EE = 2.718281828459045235360287;
26 const double EULER = 0.577215664901532860606512090082;
29 const double PI = 3.141592653589793238462643;
32 const double PI2 = 6.283185307179586476925287;
35 const double PI4 = 12.56637061435917295385057;
38 const double PI8 = 25.13274122871834590770115;
41 const double SQRT2 = 1.414213562373095048801689;
44 const double SQRTPI = 1.772453850905516027298167;
47 const double SQRTPIBY2 = 1.253314137315500251207883;
50 const double LN_TWO = 0.6931471805599453094172321;
53 const double LN_TEN = 2.302585092994045684017991;
56 const double LOG10_E = 0.4342944819032518276511289;
63 const double RADIAN = 57.29577951308232087679815;
81 const double AU = 1.49597870691e13;