std::cos

 

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Virgule flottante environnement

Nombres complexes

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Moment de la compilation arithmétique rationnelle (C++11)

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iota (C++11)

accumulate

inner_product

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Fonctions mathématiques courantes

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Fonctions Original: Functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
Opérations de base Original: Basic operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
abs(int) labs llabs imaxabs (C++11) abs(float) fabs div ldiv lldiv imaxdiv (C++11) fmod	remainder (C++11) remquo (C++11) fma (C++11) fmax (C++11) fmin (C++11) fdim (C++11) nan nanf nanl (C++11) (C++11) (C++11)
Les fonctions exponentielles Original: Exponential functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
exp exp2 (C++11) expm1 (C++11)	log log10 log1p (C++11) log2 (C++11)
Les fonctions de puissance Original: Power functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
sqrt cbrt (C++11)	hypot (C++11) pow
Les fonctions trigonométriques et hyperboliques Original: Trigonometric and hyperbolic functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
sin cos tan asin acos atan atan2	sinh cosh tanh asinh (C++11) acosh (C++11) atanh (C++11)

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Erreur fonctions et gamma Original: Error and gamma functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
erf (C++11) erfc (C++11)	lgamma (C++11) tgamma (C++11)
Entier le plus proche opérations en virgule flottante Original: Nearest integer floating point operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
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Macro constantes Original: Macro constants The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
HUGE_VALF HUGE_VAL HUGE_VALL (C++11) (C++11) INFINITY (C++11) NAN (C++11) math_errhandling MATH_ERRNO MATH_ERREXCEPT (C++11)	FP_NORMAL FP_SUBNORMAL FP_ZERO FP_INFINITE FP_NAN (C++11) (C++11) (C++11) (C++11) (C++11)

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Déclaré dans l'en-tête <cmath>
float       cos( float arg );
double      cos( double arg );
long double cos( long double arg );
double      cos( Integral arg );		(depuis C++11)

Calcule le cosinus de arg

Original:

Computes cosine of arg

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Paramètres

arg

-

valeur à virgule flottante qui représente l'angle exprimé en radians Original: floating point value representing angle in radians The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Retourne la valeur

cosinus de arg dans le [-1.0 ; 1.0] plage .

Original:

cosine of arg in the range [-1.0 ; 1.0].

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Erreur de domaine se produit si arg est infinie. NAN est retourné dans ce cas .

Original:

Domain error occurs if arg is infinite. NAN is returned in that case.

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Voir aussi

sin	sine calcule (sin(x)) Original: computes sine (sin(x)) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction)
tan	calcule la tangente (tan(x)) Original: computes tangent (tan(x)) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction)
acos	calcule l'arc cosinus (arccos(x)) Original: computes arc cosine (arccos(x)) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction)
cos(std::complex)	calcule le cosinus d'un nombre complexe (cos(z)) Original: computes cosine of a complex number (cos(z)) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction générique)
cos(std::valarray)	applique la fonction std::cos à chaque élément de valarray Original: applies the function std::cos to each element of valarray The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction générique)