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tgamma

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erf (C99)
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Entier le plus proche opérations en virgule flottante
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Nearest integer floating point operations
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Defined in header <math.h>
float       tgammaf( float arg );
double      tgamma( double arg );
long double tgammal( long double arg );
Calcule la fonction gamma de arg .
Original:
Computes the fonction gamma of arg.
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Sommaire

[modifier] Paramètres

arg -
valeur du point flottant
Original:
floating point value
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[modifier] Retourne la valeur

La valeur de la fonction gamma de arg, c'est
0
targ-1
e-t dt
.
Original:
The value of the gamma function of arg, that is
0
targ-1
e-t dt
.
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Si arg est un nombre naturel, tgamma(arg) est la factorielle de arg-1 .
Original:
If arg is a natural number, tgamma(arg) is the factorial of arg-1.
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[modifier] Exceptions

Si arg est négatif, une erreur de domaine peut se produire et FE_INVALID peut être soulevée .
Original:
If arg is negative, domain error may occur and FE_INVALID may be raised.
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Si arg est égal à zéro, erreur de pôle peut se produire et FE_DIVBYZERO peut être soulevée .
Original:
If arg is zero, pole error may occur and FE_DIVBYZERO may be raised.
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Si arg est trop grande, l'erreur peut se produire plage et FE_OVERFLOW peut être soulevée .
Original:
If arg is too large, range error may occur and FE_OVERFLOW may be raised.
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Si arg est trop petite erreur peut se produire plage et FE_UNDERFLOW peut être soulevée .
Original:
If arg is too small, range error may occur and FE_UNDERFLOW may be raised.
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[modifier] Notes

De nombreuses implémentations de calculer exactement le nombre entier le domaine factorielle si l'argument est un entier suffisamment petit .
Original:
Many implementations calculate the exact integer-domain factorial if the argument is a sufficiently small integer.
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[modifier] Exemple

[modifier] Voir aussi

(C99)
logarithme naturel de la fonction gamma
Original:
natural logarithm of the gamma function
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(fonction) [edit]

[modifier] Liens externes

Weisstein, Eric W. "Gamma Function." De MathWorld - Une ressource Web Wolfram .
Original:
Weisstein, Eric W. "Gamma Function." From MathWorld--A Wolfram Web Resource.
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