Lines Matching refs:z
96 double z, s,c,ss,cc,r,u,v,y; local
109 z = ieee_cos(y+y);
110 if ((s*c)>zero) cc = z/ss;
111 else ss = z/cc;
117 if(ix>0x48000000) z = (invsqrtpi*cc)/ieee_sqrt(y);
120 z = invsqrtpi*(u*cc-v*ss)/ieee_sqrt(y);
122 if(hx<0) return -z;
123 else return z;
128 z = x*x;
129 r = z*(r00+z*(r01+z*(r02+z*r03)));
130 s = one+z*(s01+z*(s02+z*(s03+z*(s04+z*s05))));
165 double z, s,c,ss,cc,u,v; local
181 z = ieee_cos(x+x);
182 if ((s*c)>zero) cc = z/ss;
183 else ss = z/cc;
196 if(ix>0x48000000) z = (invsqrtpi*ss)/ieee_sqrt(x);
199 z = invsqrtpi*(u*ss+v*cc)/ieee_sqrt(x);
201 return z;
206 z = x*x;
207 u = U0[0]+z*(U0[1]+z*(U0[2]+z*(U0[3]+z*U0[4])));
208 v = one+z*(V0[0]+z*(V0[1]+z*(V0[2]+z*(V0[3]+z*V0[4]))));
330 double z,r,s; local
337 z = one/(x*x);
338 r = p[0]+z*(p[1]+z*(p[2]+z*(p[3]+z*(p[4]+z*p[5]))));
339 s = one+z*(q[0]+z*(q[1]+z*(q[2]+z*(q[3]+z*q[4]))));
466 double s,r,z; local
473 z = one/(x*x);
474 r = p[0]+z*(p[1]+z*(p[2]+z*(p[3]+z*(p[4]+z*p[5]))));
475 s = one+z*(q[0]+z*(q[1]+z*(q[2]+z*(q[3]+z*(q[4]+z*q[5])))));