Lines Matching refs:hfsq
51 // Note that 2s = f - s*f = f - hfsq + s*hfsq, where hfsq = f*f/2.
54 // log1p(f) = f - (hfsq - s*(hfsq+R)).
57 // = k*ln2_hi+(f-(hfsq-(s*(hfsq+R)+k*ln2_lo)))
176 hfsq := 0.5 * f * f
186 R = hfsq * (1.0 - 0.66666666666666666*f) // avoid division
196 return f - (hfsq - s*(hfsq+R))
198 return float64(k)*Ln2Hi - ((hfsq - (s*(hfsq+R) + (float64(k)*Ln2Lo + c))) - f)
