Lines Matching refs:hfsq
45 * Note that 2s = f - s*f = f - hfsq + s*hfsq, where hfsq = f*f/2.
48 * log1p(f) = f - (hfsq - s*(hfsq+R)).
51 * = k*ln2_hi+(f-(hfsq-(s*(hfsq+R)+k*ln2_lo)))
104 double hfsq,f,c,s,z,R,u;
157 hfsq=0.5*f*f;
167 R = hfsq*(1.0-0.66666666666666666*f);
174 if(k==0) return f-(hfsq-s*(hfsq+R)); else
175 return k*ln2_hi-((hfsq-(s*(hfsq+R)+(k*ln2_lo+c)))-f);