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nbmath.h@ 3425

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Last change on this file since 3425 was 2639, checked in by cmv, 21 years ago
factoriel et approx cmv 22/11/04
File size: 3.9 KB

Rev	Line
[220]	1	/* quelques fonctions mathematiques et constantes utiles */
	2	/* cmv 23/06/94 */
	3	#ifndef NBMATH_H_SEEN
	4	#define NBMATH_H_SEEN
	5
[244]	6	#include "machdefs.h"
[756]	7	#include "smathconst.h"
[220]	8
	9	#ifdef __cplusplus
	10	extern "C" {
	11	#endif
	12
	13
	14	/* pour le fit 1-dim */
	15	#define NPAR_FITFUN 10
	16	#define FITFUN_FLOAT 1
	17	#define FITFUN_DOUBLE 2
	18	union FloatDouble { float fx; double dx; };
	19	typedef union FloatDouble FLOATDOUBLE;
	20
	21	double FitFun( double (FunFit) (double ,double ,double *) ,int_4 type
	22	,FLOATDOUBLE temps,FLOATDOUBLE mag,FLOATDOUBLE err
	23	,int_4 *ndata,int_4 I1,int_4 I2
	24	,double par,double epar,double *stepar
	25	,double minpar,double maxpar,int_4 npar
	26	,double stochi2,int_4 NstepMX,int_4 deb);
	27
	28	double GausPiv(double A,int_4 nca,int_4 n,double B,int_4 ncb,int_4 m,int_4 Inv);
	29
	30	int_4 paramga(float sxin, float syin, float rhoin
	31	, float smax, float axisrat, float *tiltdeg);
	32	int_4 gaparam(float smax, float axisrat, float tiltdeg
	33	, float sxin, float syin, float *rhoin);
	34
	35	double nberfc(double x);
	36	float probnb(float sci2,int_4 inddl,int_4 *ipass);
	37	double nbgammln(double xx);
	38	double nbgammq(double a,double x);
	39	double nbgammp(double a,double x);
	40
	41	void Set_Ihoq(int degre,int mIhoqN,double IhoqNX,double *IhoqNW);
	42	int Get_Ihoq(int degre,double IhoqNX,double IhoqNW);
	43	void nbgauleg(double x1,double x2,double x,double w,int n);
	44	double Integ_Fun(double xmin,double xmax,double (*fonc)(double),int npas);
	45	double Integ_Fun_2D(double (*fonc)(double x,double y)
	46	,double xmin,double xmax,double ymin,double ymax
	47	,int npasx,int npasy);
	48
	49	void Set_FitFunDPol(int DPol);
	50	double Gauss1DPolF(double x,double Par,double DgDpar);
	51	double GaussI1DPol(double x,double Par,double DgDpar);
	52	double Polyn1D(double x,double Par,double DgDpar);
	53
	54	double FitProp(double x,double y,double ey,int n,double *a1);
	55	double FitLin(double x,double y,double ey,int n
	56	,double a0,double a1);
	57	double FitPar(double x,double y,double ey,int n
	58	,double a0,double a1,double *a2);
	59	double FitParLin(double xx,double y,double ey,int n,double x0,int Deg_d
	60	,double a0,double a1,double b1,double b2);
	61	double FitPropClean(double x,double y,double ey,int n
	62	,double per_clean,double *a1);
	63	double FitLinClean(double x,double y,double ey,int n
	64	,double per_clean,double a0,double a1);
	65	double FitParClean(double x,double y,double ey,int n
	66	,double per_clean,double a0,double a1,double *a2);
	67
	68	float interpole(float x,int n,float t1,float t2);
	69
	70	int_4 MeanSig(float mag,float err,int_4 ndata,float nsigma,float mean,float *sigma);
	71	int Most_Probable( float *val, int nval, float binin, int nmoy
	72	, float low, float high, float *most, int deb);
	73	float Ajust_GaFn(int Ns,float *fcfr
	74	,float haut,float ehaut,float mean,float emean
	75	,float sigma,float esigma,float fond,float efond
	76	,int fixfond,int NBIN_RESOL
	77	,float perc_net,float frac_sgb,float dyn_sgb,int deb);
	78	float HFit_GaFn(int Ns,float *fcfr
	79	,float haut,float ehaut,float mean,float emean
	80	,float sigma,float esigma,float fond,float efond
	81	,int fixfond,int nbin,float xmin,float xmax,int deb);
	82	int Ajust_MnSg(int Ns,float *fcfr
	83	,float mean,float emean,float sigma,float esigma
	84	,float perc_net,float n_sigma,int deb);
	85
	86	float Int3DCube(float(*fonction)(float, float, float), float step,
	87	float precision);
	88
	89	int IntFaisDr(int n,float cs,float sn,float p,float x0,float *y0
	90	,int npass,float perclean,int lp);
	91
[2639]	92	double log_factoriel(unsigned int n);
	93	double log_stirling(unsigned int n);
	94	double log_gosper(unsigned int n);
	95	double give_log_factoriel(unsigned int n);
	96
[220]	97	#ifdef __cplusplus
	98	}
	99	#endif
	100
	101	#endif

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source: Sophya/trunk/SophyaLib/NTools/nbmath.h@ 3425

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