Lines Matching refs:z
67 double z,p,q,r,w,s,c,df; local
80 z = x*x;
81 p = z*(pS0+z*(pS1+z*(pS2+z*(pS3+z*(pS4+z*pS5)))));
82 q = one+z*(qS1+z*(qS2+z*(qS3+z*qS4)));
86 z = (one+x)*0.5;
87 p = z*(pS0+z*(pS1+z*(pS2+z*(pS3+z*(pS4+z*pS5)))));
88 q = one+z*(qS1+z*(qS2+z*(qS3+z*qS4)));
89 s = ieee_sqrt(z);
94 z = (one-x)*0.5;
95 s = ieee_sqrt(z);
98 c = (z-df*df)/(s+df);
99 p = z*(pS0+z*(pS1+z*(pS2+z*(pS3+z*(pS4+z*pS5)))));
100 q = one+z*(qS1+z*(qS2+z*(qS3+z*qS4)));