Lines Matching refs:t
44 double r,s,t=0.0,w; in cbrt() local
71 SET_HIGH_WORD(t,0x43500000); /* set t= 2**54 */ in cbrt()
72 t*=x; in cbrt()
73 GET_HIGH_WORD(high,t); in cbrt()
74 INSERT_WORDS(t,sign|((high&0x7fffffff)/3+B2),0); in cbrt()
76 INSERT_WORDS(t,sign|(hx/3+B1),0); in cbrt()
88 r=(t*t)*(t/x); in cbrt()
89 t=t*((P0+r*(P1+r*P2))+((r*r)*r)*(P3+r*P4)); in cbrt()
101 u.value=t; in cbrt()
103 t=u.value; in cbrt()
106 s=t*t; /* t*t is exact */ in cbrt()
108 w=t+t; /* t+t is exact */ in cbrt()
109 r=(r-t)/(w+r); /* r-t is exact; w+r ~= 3*t */ in cbrt()
110 t=t+t*r; /* error <= 0.5 + 0.5/3 + epsilon */ in cbrt()
112 return(t); in cbrt()