Lines Matching refs:z
127 double y, z, r, p, s; in atan() local
144 z = x * x; in atan()
146 return (x + (t3 + z) * (s * z)); in atan()
149 z = x * x; s = p1 * x; in atan()
150 return (x + ((s * z) * (p2 + z * (p3 + z))) * in atan()
151 (((p4 + z) + z * z) * (p5 + z * (p6 + z)))); in atan()
164 z = r * r; in atan()
166 return (y + ((p - r) - ((s * z) * in atan()
167 (p2 + z * (p3 + z))) * in atan()
168 (((p4 + z) + z * z) * in atan()
169 (p5 + z * (p6 + z))))); in atan()
171 z = r * r; in atan()
172 return (y + (p - ((q1 * r) * (q4 + z)) * in atan()
173 (q2 + z * (q3 + z)))); in atan()
189 double *w, w0, w1, s, z; in atan() local
194 z = s * s; in atan()
195 return (((q1 * s) * (q4 + z)) * (q2 + z * (q3 + z)) + w1); in atan()