Searched defs:hfsq (Results 1 - 3 of 3) sorted by relevance

/external/fdlibm/
H A De_log.c37 * Note that 2s = f - s*f = f - hfsq + s*hfsq, where hfsq = f*f/2.
41 * log(1+f) = f - (hfsq - s*(hfsq+R)). (better accuracy)
44 * = k*ln2_hi+(f-(hfsq-(s*(hfsq+R)+k*ln2_lo)))
92 double hfsq,f,s,z,R,w,t1,t2,dk; local
132 hfsq=0.5*f*f;
133 if(k==0) return f-(hfsq
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H A Ds_log1p.c43 * Note that 2s = f - s*f = f - hfsq + s*hfsq, where hfsq = f*f/2.
46 * log1p(f) = f - (hfsq - s*(hfsq+R)).
49 * = k*ln2_hi+(f-(hfsq-(s*(hfsq+R)+k*ln2_lo)))
106 double hfsq,f,c,s,z,R,u; local
152 hfsq=0.5*f*f;
156 R = hfsq*(1.
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/external/v8/src/base/
H A Dieee754.cc1651 * Note that 2s = f - s*f = f - hfsq + s*hfsq, where hfsq = f*f/2.
1655 * log(1+f) = f - (hfsq - s*(hfsq+R)). (better accuracy)
1658 * = k*ln2_hi+(f-(hfsq-(s*(hfsq+R)+k*ln2_lo)))
1694 double hfsq, f, s, z, R, w, t1, t2, dk; local
1744 hfsq = 0.5 * f * f;
1746 return f - (hfsq
1837 double hfsq, f, c, s, z, R, u; local
1991 double hfsq, s, z, R, w, t1, t2; local
2021 double f, hfsq, hi, lo, r, val_hi, val_lo, w, y; local
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