Lines Matching refs:z
76 double y, z, w;
98 z = y * y;
99 return ((float)(((P0 * y) * (P1 + z * (P2 + z)) *
100 (P3 + z * (P4 + z))) *
101 (P5 + z * (P6 + z * (P7 + z)))));
109 z = (y * T0) * (T1 + y * y);
110 return ((float)(-one / z));
112 z = y * y;
113 w = ((P0 * y) * (P1 + z * (P2 + z)) * (P3 + z * (P4 + z))) *
114 (P5 + z * (P6 + z * (P7 + z)));
150 z = (y * T0) * (T1 + y * y);
151 f = ((n & 1) == 0)? (float)z : (float)(-one / z);
154 z = y * y;
155 w = ((P0 * y) * (P1 + z * (P2 + z)) * (P3 + z * (P4 + z))) *
156 (P5 + z * (P6 + z * (P7 + z)));