37 |
small (double q) |
small (double q) |
38 |
{ |
{ |
39 |
const double a[8] = { 3.387132872796366608, 133.14166789178437745, |
const double a[8] = { 3.387132872796366608, 133.14166789178437745, |
40 |
1971.5909503065514427, 13731.693765509461125, |
1971.5909503065514427, 13731.693765509461125, |
41 |
45921.953931549871457, 67265.770927008700853, |
45921.953931549871457, 67265.770927008700853, |
42 |
33430.575583588128105, 2509.0809287301226727 |
33430.575583588128105, 2509.0809287301226727 |
43 |
}; |
}; |
44 |
|
|
45 |
const double b[8] = { 1.0, 42.313330701600911252, |
const double b[8] = { 1.0, 42.313330701600911252, |
46 |
687.1870074920579083, 5394.1960214247511077, |
687.1870074920579083, 5394.1960214247511077, |
47 |
21213.794301586595867, 39307.89580009271061, |
21213.794301586595867, 39307.89580009271061, |
48 |
28729.085735721942674, 5226.495278852854561 |
28729.085735721942674, 5226.495278852854561 |
49 |
}; |
}; |
50 |
|
|
51 |
double r = 0.180625 - q * q; |
double r = 0.180625 - q * q; |
52 |
|
|
53 |
double x = q * rat_eval (a, 8, b, 8, r); |
double x = q * rat_eval (a, 8, b, 8, r); |
54 |
|
|
55 |
return x; |
return x; |
56 |
} |
} |
57 |
|
|
59 |
intermediate (double r) |
intermediate (double r) |
60 |
{ |
{ |
61 |
const double a[] = { 1.42343711074968357734, 4.6303378461565452959, |
const double a[] = { 1.42343711074968357734, 4.6303378461565452959, |
62 |
5.7694972214606914055, 3.64784832476320460504, |
5.7694972214606914055, 3.64784832476320460504, |
63 |
1.27045825245236838258, 0.24178072517745061177, |
1.27045825245236838258, 0.24178072517745061177, |
64 |
0.0227238449892691845833, 7.7454501427834140764e-4 |
0.0227238449892691845833, 7.7454501427834140764e-4 |
65 |
}; |
}; |
66 |
|
|
67 |
const double b[] = { 1.0, 2.05319162663775882187, |
const double b[] = { 1.0, 2.05319162663775882187, |
68 |
1.6763848301838038494, 0.68976733498510000455, |
1.6763848301838038494, 0.68976733498510000455, |
69 |
0.14810397642748007459, 0.0151986665636164571966, |
0.14810397642748007459, 0.0151986665636164571966, |
70 |
5.475938084995344946e-4, 1.05075007164441684324e-9 |
5.475938084995344946e-4, 1.05075007164441684324e-9 |
71 |
}; |
}; |
72 |
|
|
73 |
double x = rat_eval (a, 8, b, 8, (r - 1.6)); |
double x = rat_eval (a, 8, b, 8, (r - 1.6)); |
74 |
|
|
75 |
return x; |
return x; |
79 |
tail (double r) |
tail (double r) |
80 |
{ |
{ |
81 |
const double a[] = { 6.6579046435011037772, 5.4637849111641143699, |
const double a[] = { 6.6579046435011037772, 5.4637849111641143699, |
82 |
1.7848265399172913358, 0.29656057182850489123, |
1.7848265399172913358, 0.29656057182850489123, |
83 |
0.026532189526576123093, 0.0012426609473880784386, |
0.026532189526576123093, 0.0012426609473880784386, |
84 |
2.71155556874348757815e-5, 2.01033439929228813265e-7 |
2.71155556874348757815e-5, 2.01033439929228813265e-7 |
85 |
}; |
}; |
86 |
|
|
87 |
const double b[] = { 1.0, 0.59983220655588793769, |
const double b[] = { 1.0, 0.59983220655588793769, |
88 |
0.13692988092273580531, 0.0148753612908506148525, |
0.13692988092273580531, 0.0148753612908506148525, |
89 |
7.868691311456132591e-4, 1.8463183175100546818e-5, |
7.868691311456132591e-4, 1.8463183175100546818e-5, |
90 |
1.4215117583164458887e-7, 2.04426310338993978564e-15 |
1.4215117583164458887e-7, 2.04426310338993978564e-15 |
91 |
}; |
}; |
92 |
|
|
93 |
double x = rat_eval (a, 8, b, 8, (r - 5.0)); |
double x = rat_eval (a, 8, b, 8, (r - 5.0)); |
94 |
|
|
95 |
return x; |
return x; |
96 |
} |
} |
97 |
|
|
110 |
{ |
{ |
111 |
return GSL_NEGINF; |
return GSL_NEGINF; |
112 |
} |
} |
113 |
|
|
114 |
if (fabs(dp) <= 0.425) |
if (fabs (dp) <= 0.425) |
115 |
{ |
{ |
116 |
x = small (dp); |
x = small (dp); |
117 |
|
|
118 |
return x; |
return x; |
119 |
} |
} |
120 |
|
|
121 |
pp = (p < 0.5) ? p : 1.0 - p; |
pp = (p < 0.5) ? p : 1.0 - p; |
122 |
|
|
123 |
r = sqrt (-log (pp)); |
r = sqrt (-log (pp)); |
124 |
|
|
157 |
{ |
{ |
158 |
return GSL_POSINF; |
return GSL_POSINF; |
159 |
} |
} |
160 |
|
|
161 |
if (fabs(dp) <= 0.425) |
if (fabs (dp) <= 0.425) |
162 |
{ |
{ |
163 |
x = small (dp); |
x = small (dp); |
164 |
|
|
165 |
return -x; |
return -x; |
166 |
} |
} |
167 |
|
|
168 |
pp = (p < 0.5) ? p : 1.0 - p; |
pp = (p < 0.5) ? p : 1.0 - p; |
169 |
|
|
170 |
r = sqrt (-log (pp)); |
r = sqrt (-log (pp)); |
171 |
|
|