1 /* 2 * src/dd_const.cc 3 * 4 * This work was supported by the Director, Office of Science, Division 5 * of Mathematical, Information, and Computational Sciences of the 6 * U.S. Department of Energy under contract number DE-AC03-76SF00098. 7 * 8 * Copyright (c) 2000-2007 9 */ 10 #include "config.h" 11 #include <qd/dd_real.h> 12 #include <qd/inline.h> 13 14 const dd_real dd_real::_2pi = dd_real(6.283185307179586232e+00, 15 2.449293598294706414e-16); 16 const dd_real dd_real::_pi = dd_real(3.141592653589793116e+00, 17 1.224646799147353207e-16); 18 const dd_real dd_real::_pi2 = dd_real(1.570796326794896558e+00, 19 6.123233995736766036e-17); 20 const dd_real dd_real::_pi4 = dd_real(7.853981633974482790e-01, 21 3.061616997868383018e-17); 22 const dd_real dd_real::_3pi4 = dd_real(2.356194490192344837e+00, 23 9.1848509936051484375e-17); 24 const dd_real dd_real::_e = dd_real(2.718281828459045091e+00, 25 1.445646891729250158e-16); 26 const dd_real dd_real::_log2 = dd_real(6.931471805599452862e-01, 27 2.319046813846299558e-17); 28 const dd_real dd_real::_log10 = dd_real(2.302585092994045901e+00, 29 -2.170756223382249351e-16); 30 const dd_real dd_real::_nan = dd_real(qd::_d_nan, qd::_d_nan); 31 const dd_real dd_real::_inf = dd_real(qd::_d_inf, qd::_d_inf); 32 33 const double dd_real::_eps = 4.93038065763132e-32; // 2^-104 34 const double dd_real::_min_normalized = 2.0041683600089728e-292; // = 2^(-1022 + 53) 35 const dd_real dd_real::_max = 36 dd_real(1.79769313486231570815e+308, 9.97920154767359795037e+291); 37 const dd_real dd_real::_safe_max = 38 dd_real(1.7976931080746007281e+308, 9.97920154767359795037e+291); 39 const int dd_real::_ndigits = 31; 40 41 42