Lines Matching defs:hfsq
53 * Note that 2s = f - s*f = f - hfsq + s*hfsq, where hfsq = f*f/2.
57 * log(1+f) = f - (hfsq - s*(hfsq+R)). (better accuracy)
60 * = k*ln2_hi+(f-(hfsq-(s*(hfsq+R)+k*ln2_lo)))
96 double hfsq, f, s, z, R, w, t1, t2, dk;
169 hfsq = 0.5 * f * f;
172 return f - (hfsq - s * (hfsq + R));
176 return dk * ln2_hi - ((hfsq - (s * (hfsq + R) + dk * ln2_lo)) - f);