Lines Matching refs:z
200 double R,S,P,Q,s,y,z,r; in erf() local
214 z = x*x; in erf()
215 r = pp0+z*(pp1+z*(pp2+z*(pp3+z*pp4))); in erf()
216 s = one+z*(qq1+z*(qq2+z*(qq3+z*(qq4+z*qq5)))); in erf()
239 z = x; in erf()
240 SET_LOW_WORD(z,0); in erf()
241 r = __ieee754_exp(-z*z-0.5625)*__ieee754_exp((z-x)*(z+x)+R/S); in erf()
253 double R,S,P,Q,s,y,z,r; in erfc() local
264 z = x*x; in erfc()
265 r = pp0+z*(pp1+z*(pp2+z*(pp3+z*pp4))); in erfc()
266 s = one+z*(qq1+z*(qq2+z*(qq3+z*(qq4+z*qq5)))); in erfc()
281 z = one-erx; return z - P/Q; in erfc()
283 z = erx+P/Q; return one+z; in erfc()
298 z = x; in erfc()
299 SET_LOW_WORD(z,0); in erfc()
300 r = __ieee754_exp(-z*z-0.5625)*__ieee754_exp((z-x)*(z+x)+R/S); in erfc()