Lines Matching refs:z
118 double z, r; in GT1() local
120 z = y * y; in GT1()
121 r = TZ1 * y + z * ((P10 + y * P11 + z * P12) + (z * y) * (P13 + y * in GT1()
122 P14 + z * P15)); in GT1()
129 double z; in GT2() local
131 z = y * y; in GT2()
132 return (GZ2 + z * ((P20 + y * P21 + z * P22) + (z * y) * (P23 + y * in GT2()
133 P24 + z * P25))); in GT2()
139 double z, r; in GT3() local
141 z = y * y; in GT3()
142 r = TZ3 * y + z * ((P30 + y * P31 + z * P32) + (z * y) * (P33 + y * in GT3()
309 double ss, zz, z, t1, t2, w, y, u; in large_gam() local
319 __HI(z) = (ix & 0xffffc000) | 0x2000; /* z[j]=1+j/64+1/128 */ in large_gam()
320 __LO(z) = 0; in large_gam()
322 t1 = y + z; in large_gam()
323 t2 = y - z; in large_gam()
331 z = one / x; in large_gam()
332 zz = z * z; in large_gam()
333 w = ((x - half) * ss + hln2pi) + z * (GP0 + zz * GP1 + (zz * zz) * GP2); in large_gam()
339 z = w - (double) k *ln2_32; in large_gam()
340 zz = S[j] * (one + z + (z * z) * (Et1 + z * Et2)); in large_gam()
360 double z; in kpsin() local
362 z = x * x; in kpsin()
363 return (x + (x * z) * ((ks[0] + z * ks[1]) + (z * z) * (ks[2] + z * in kpsin()
383 double z; in kpcos() local
385 z = x * x; in kpcos()
386 return (kc[0] + z * (kc[1] + z * kc[2] + (z * z) * kc[3])); in kpcos()
455 double x, y, z; in tgammaf() local
512 z = -tiny; in tgammaf()
514 z = tiny; in tgammaf()
515 return ((float)z); in tgammaf()
527 z = y - (double) j; in tgammaf()
528 if (z > 0.3183098861837906715377675) in tgammaf()
529 if (z > 0.6816901138162093284622325) in tgammaf()
530 ss = kpsin(one - z); in tgammaf()
532 ss = kpcos(0.5 - z); in tgammaf()
534 ss = kpsin(z); in tgammaf()
540 ww = gam_n(j + 1, z); in tgammaf()