Lines Matching +full:2 +full:p5
12 * 2. Redistributions in binary form must reproduce the above copyright
36 * REVISED BY K.C. NG on 2/6/85, 2/15/85, 3/7/85, 3/24/85, 4/16/85, 6/14/86.
49 * 2. Compute exp(r) by
51 * exp(r) = 1 + r + r*R1/(2-R1),
53 * R1 = x - x^2*(p1+x^2*(p2+x^2*(p3+x^2*(p4+p5*x^2)))).
55 * 3. exp(x) = 2^k * exp(r) .
72 p5 = 4.1437773411069054e-08; /* 0x3e663f2a, 0x09c94b6c */ variable
79 lnhuge = 0x1.6602b15b7ecf2p9, /* (DBL_MAX_EXP + 9) * log(2.) */
80 lntiny = -0x1.77af8ebeae354p9, /* (DBL_MIN_EXP - 53 - 10) * log(2.) */
81 invln2 = 0x1.71547652b82fep0; /* 1 / log(2.) */
108 /* Return 2^k*[1+x+x*c/(2+c)] */ in __exp__D()
111 z * p5)))); in __exp__D()
112 c = (x * c) / (2 - c); in __exp__D()