b_tgamma.c File Reference

#include "math.h"
#include "math_private.h"

Go to the source code of this file.

Macros
#define	LEFT   -.3955078125 /* left boundary for rat. approx */
#define	x0   .461632144968362356785 /* xmin - 1 */
#define	a0_hi   0.88560319441088874992
#define	a0_lo   -.00000000000000004996427036469019695
#define	P0   6.21389571821820863029017800727e-01
#define	P1   2.65757198651533466104979197553e-01
#define	P2   5.53859446429917461063308081748e-03
#define	P3   1.38456698304096573887145282811e-03
#define	P4   2.40659950032711365819348969808e-03
#define	Q0   1.45019531250000000000000000000e+00
#define	Q1   1.06258521948016171343454061571e+00
#define	Q2   -2.07474561943859936441469926649e-01
#define	Q3   -1.46734131782005422506287573015e-01
#define	Q4   3.07878176156175520361557573779e-02
#define	Q5   5.12449347980666221336054633184e-03
#define	Q6   -1.76012741431666995019222898833e-03
#define	Q7   9.35021023573788935372153030556e-05
#define	Q8   6.13275507472443958924745652239e-06
#define	lns2pi_hi   0.418945312500000
#define	lns2pi_lo   -.000006779295327258219670263595
#define	Pa0   8.33333333333333148296162562474e-02
#define	Pa1   -2.77777777774548123579378966497e-03
#define	Pa2   7.93650778754435631476282786423e-04
#define	Pa3   -5.95235082566672847950717262222e-04
#define	Pa4   8.41428560346653702135821806252e-04
#define	Pa5   -1.89773526463879200348872089421e-03
#define	Pa6   5.69394463439411649408050664078e-03
#define	Pa7   -1.44705562421428915453880392761e-02

Functions
double	tgamma (double x)
float	tgammaf (float x)

Macro Definition Documentation

a0_hi

#define a0_hi   0.88560319441088874992

Definition at line 88 of file b_tgamma.c.

a0_lo

#define a0_lo   -.00000000000000004996427036469019695

Definition at line 89 of file b_tgamma.c.

LEFT

#define LEFT   -.3955078125 /* left boundary for rat. approx */

Definition at line 85 of file b_tgamma.c.

lns2pi_hi

#define lns2pi_hi   0.418945312500000

Definition at line 108 of file b_tgamma.c.

lns2pi_lo

#define lns2pi_lo   -.000006779295327258219670263595

Definition at line 109 of file b_tgamma.c.

P0

#define P0   6.21389571821820863029017800727e-01

Definition at line 90 of file b_tgamma.c.

P1

#define P1   2.65757198651533466104979197553e-01

Definition at line 91 of file b_tgamma.c.

P2

#define P2   5.53859446429917461063308081748e-03

Definition at line 92 of file b_tgamma.c.

P3

#define P3   1.38456698304096573887145282811e-03

Definition at line 93 of file b_tgamma.c.

P4

#define P4   2.40659950032711365819348969808e-03

Definition at line 94 of file b_tgamma.c.

Pa0

#define Pa0   8.33333333333333148296162562474e-02

Definition at line 110 of file b_tgamma.c.

Pa1

#define Pa1   -2.77777777774548123579378966497e-03

Definition at line 111 of file b_tgamma.c.

Pa2

#define Pa2   7.93650778754435631476282786423e-04

Definition at line 112 of file b_tgamma.c.

Pa3

#define Pa3   -5.95235082566672847950717262222e-04

Definition at line 113 of file b_tgamma.c.

Pa4

#define Pa4   8.41428560346653702135821806252e-04

Definition at line 114 of file b_tgamma.c.

Pa5

#define Pa5   -1.89773526463879200348872089421e-03

Definition at line 115 of file b_tgamma.c.

Pa6

#define Pa6   5.69394463439411649408050664078e-03

Definition at line 116 of file b_tgamma.c.

Pa7

#define Pa7   -1.44705562421428915453880392761e-02

Definition at line 117 of file b_tgamma.c.

Q0

#define Q0   1.45019531250000000000000000000e+00

Definition at line 95 of file b_tgamma.c.

Q1

#define Q1   1.06258521948016171343454061571e+00

Definition at line 96 of file b_tgamma.c.

Q2

#define Q2   -2.07474561943859936441469926649e-01

Definition at line 97 of file b_tgamma.c.

Q3

#define Q3   -1.46734131782005422506287573015e-01

Definition at line 98 of file b_tgamma.c.

Q4

#define Q4   3.07878176156175520361557573779e-02

Definition at line 99 of file b_tgamma.c.

Q5

#define Q5   5.12449347980666221336054633184e-03

Definition at line 100 of file b_tgamma.c.

Q6

#define Q6   -1.76012741431666995019222898833e-03

Definition at line 101 of file b_tgamma.c.

Q7

#define Q7   9.35021023573788935372153030556e-05

Definition at line 102 of file b_tgamma.c.

Q8

#define Q8   6.13275507472443958924745652239e-06

Definition at line 103 of file b_tgamma.c.

x0

#define x0   .461632144968362356785 /* xmin - 1 */

Definition at line 86 of file b_tgamma.c.

Function Documentation

tgamma()

double tgamma

(

double

x

)

Definition at line 122 of file b_tgamma.c.

tgammaf()

float tgammaf

(

float

x

)

Definition at line 153 of file b_tgamma.c.