1 #ifndef GNM_SF_GAMMA_H_
2 #define GNM_SF_GAMMA_H_
7 gnm_float
lgamma1p (gnm_float a
);
8 gnm_float
stirlerr(gnm_float n
);
10 gnm_float
gnm_gamma (gnm_float x
);
11 gnm_float
gnm_gammax (gnm_float x
, int *exp2
);
12 gnm_float
gnm_fact (gnm_float x
);
13 gnm_float
gnm_factx (gnm_float x
, int *exp2
);
14 int qfactf (gnm_float x
, GnmQuad
*mant
, int *exp2
);
15 gnm_complex
gnm_complex_gamma (gnm_complex z
, int *exp2
);
16 gnm_complex
gnm_complex_fact (gnm_complex z
, int *exp2
);
17 gnm_complex
gnm_complex_igamma (gnm_complex a
, gnm_complex z
,
18 gboolean lower
, gboolean regularized
);
20 gnm_float
gnm_lbeta (gnm_float a
, gnm_float b
);
21 gnm_float
gnm_beta (gnm_float a
, gnm_float b
);
22 gnm_float
gnm_lbeta3 (gnm_float a
, gnm_float b
, int *sign
);
24 gnm_float
pochhammer (gnm_float x
, gnm_float n
);
25 gnm_float
combin (gnm_float n
, gnm_float k
);
26 gnm_float
permut (gnm_float n
, gnm_float k
);
