Cephes Namespace Reference

## Functions

double polevl (double x, const double *_coef, int N)
Polynomial evaluation.
double p1evl (double x, const double *_coef, int N)
Polynomial evaluation when leading coefficent is 1 (i.e.
dvariable polevl (const dvariable &x, const void *_coef, int N)
Polynomial evaluation.
dvariable p1evl (const dvariable &x, const void *_coef, int N)
Polynomial evaluation when leading coefficent is 1 (i.e.
dvariable stirf (const dvariable &_x)
Stirling's formula (approximation to large factorials)
df3_two_variable polevl (const df3_two_variable &x, const double *_coef, int N)
Polynomial evaluation.
df3_two_variable p1evl (const df3_two_variable &x, const double *_coef, int N)
Polynomial evaluation when leading coefficent is 1 (i.e.
df3_two_variable stirf (const df3_two_variable &_x)
Stirling's formula (approximation to large factorials)

## Variables

const double A []
const double B []
const double C []
int sgngam = 0
const double MAXLOG = 200
const double MAXNUM = 1.7976931348623158E+308
const double LOGPI = 1.14472988584940017414
const double big = 4.503599627370496e15
const double biginv = 2.22044604925031308085e-16
const double MACHEP = 2.22045e-16
const double MYINF = 1.7976931348623158E+308
const double SQTPI
const double MAXLGM
const double LS2PI
const double MAXSTIR
const double Q []
const double P []
const double STIR []

## Variable Documentation

 const double Cephes::A

Definition at line 37 of file dfgammp.cpp.

Referenced by lgam().

 const double Cephes::B

Definition at line 38 of file dfgammp.cpp.

Referenced by lgam().

 const double Cephes::C

Definition at line 39 of file dfgammp.cpp.

Referenced by lgam().

 int Cephes::sgngam = 0

Definition at line 43 of file dfgammp.cpp.

Referenced by gamma(), and lgam().

 const double Cephes::MAXLOG = 200

Definition at line 44 of file dfgammp.cpp.

Referenced by igam(), and igamc().

 const double Cephes::MAXNUM = 1.7976931348623158E+308

Definition at line 45 of file dfgammp.cpp.

Referenced by lgam().

 const double Cephes::LOGPI = 1.14472988584940017414

Definition at line 46 of file dfgammp.cpp.

Referenced by lgam().

 const double Cephes::big = 4.503599627370496e15

Definition at line 47 of file dfgammp.cpp.

Referenced by igamc().

 const double Cephes::biginv = 2.22044604925031308085e-16

Definition at line 48 of file dfgammp.cpp.

Referenced by igamc().

 const double Cephes::MACHEP = 2.22045e-16

Definition at line 49 of file dfgammp.cpp.

Referenced by igam(), and igamc().

 const double Cephes::MYINF = 1.7976931348623158E+308

Definition at line 50 of file dfgammp.cpp.

Referenced by gamma(), and lgam().

 const double Cephes::SQTPI

Definition at line 51 of file dfgammp.cpp.

Referenced by stirf().

 const double Cephes::MAXLGM

Definition at line 52 of file dfgammp.cpp.

Referenced by lgam().

 const double Cephes::LS2PI

Definition at line 53 of file dfgammp.cpp.

Referenced by lgam().

 const double Cephes::MAXSTIR

Definition at line 54 of file dfgammp.cpp.

Referenced by stirf().

 const double Cephes::Q[]

Referenced by gamma().

 const double Cephes::P[]

Referenced by gamma().

 const double Cephes::STIR[]

Referenced by stirf().