Lines Matching refs:z
231 j0f_near_root (float x, float z) in j0f_near_root() argument
247 return z; in j0f_near_root()
256 float z, s,c,ss,cc,r,u,v; in __ieee754_j0f() local
272 z = -__cosf(x+x); in __ieee754_j0f()
273 if ((s*c)<zero) cc = z/ss; in __ieee754_j0f()
274 else ss = z/cc; in __ieee754_j0f()
284 z = (invsqrtpi * cc) / sqrtf(x); in __ieee754_j0f()
290 return z; in __ieee754_j0f()
292 return j0f_near_root (x, z); in __ieee754_j0f()
299 z = x*x; in __ieee754_j0f()
300 r = z*(R02+z*(R03+z*(R04+z*R05))); in __ieee754_j0f()
301 s = one+z*(S01+z*(S02+z*(S03+z*S04))); in __ieee754_j0f()
303 return one + z*((float)-0.25+(r/s)); in __ieee754_j0f()
306 return((one+u)*(one-u)+z*(r/s)); in __ieee754_j0f()
512 y0f_near_root (float x, float z) in y0f_near_root() argument
526 return z; in y0f_near_root()
540 float z, s,c,ss,cc,u,v; in __ieee754_y0f() local
575 z = -__cosf(x+x); in __ieee754_y0f()
576 if ((s*c)<zero) cc = z/ss; in __ieee754_y0f()
577 else ss = z/cc; in __ieee754_y0f()
583 z = (invsqrtpi*ss)/sqrtf(x); in __ieee754_y0f()
588 return z; in __ieee754_y0f()
590 return y0f_near_root (x, z); in __ieee754_y0f()
595 z = x*x; in __ieee754_y0f()
596 u = u00+z*(u01+z*(u02+z*(u03+z*(u04+z*(u05+z*u06))))); in __ieee754_y0f()
597 v = one+z*(v01+z*(v02+z*(v03+z*v04))); in __ieee754_y0f()
678 float z,r,s; in pzerof() local
687 z = one/(x*x); in pzerof()
688 r = p[0]+z*(p[1]+z*(p[2]+z*(p[3]+z*(p[4]+z*p[5])))); in pzerof()
689 s = one+z*(q[0]+z*(q[1]+z*(q[2]+z*(q[3]+z*q[4])))); in pzerof()
775 float s,r,z; in qzerof() local
784 z = one/(x*x); in qzerof()
785 r = p[0]+z*(p[1]+z*(p[2]+z*(p[3]+z*(p[4]+z*p[5])))); in qzerof()
786 s = one+z*(q[0]+z*(q[1]+z*(q[2]+z*(q[3]+z*(q[4]+z*q[5]))))); in qzerof()