Lines Matching refs:ln
32 // e^x = 2^(x/ln(2)) = 2^(x*(64/ln(2))/64)
34 // x*(64/ln(2)) = n + f, |f| <= 0.5, n is integer
39 // = (2^m) * (2^(j/64)) * e^(f*(ln(2)/64))
41 // f = x*(64/ln(2)) - n
42 // r = f*(ln(2)/64) = x - n*(ln(2)/64)
100 const double X_MAX = 0x1.34413509f79ffp+8; // 1024*ln(2)/ln(10)
101 const double X_MIN = -0x1.434e6420f4374p+8; // -1074*ln(2)/ln(10)
103 const double R_64_BY_LOG10_2 = 0x1.a934f0979a371p+7; // 64*ln(10)/ln(2)
104 const double R_LOG10_2_BY_64_LD = 0x1.3441350000000p-8; // head ln(2)/(64*ln(10))
105 const double R_LOG10_2_BY_64_TL = 0x1.3ef3fde623e25p-37; // tail ln(2)/(64*ln(10))
106 const double R_LN10 = 0x1.26bb1bbb55516p+1; // ln(10)