Lines Matching refs:x
33 atanl(long double x) in atanl() argument
41 u.e = x; in atanl()
47 return x+x; /* NaN */ in atanl()
56 if(huge+x>one) return x; /* raise inexact */ in atanl()
60 x = fabsl(x); in atanl()
63 id = 0; x = (2.0*x-one)/(2.0+x); in atanl()
65 id = 1; x = (x-one)/(x+one); in atanl()
69 id = 2; x = (x-1.5)/(one+1.5*x); in atanl()
71 id = 3; x = -1.0/x; in atanl()
75 z = x*x; in atanl()
80 if (id<0) return x - x*(s1+s2); in atanl()
82 z = atanhi[id] - ((x*(s1+s2) - atanlo[id]) - x); in atanl()