Espaces de noms
Variantes
Affichages
Actions

isinf

De cppreference.com
< c‎ | numeric‎ | math

 
 
 
Fonctions mathématiques courantes
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.
remainder (C99)
remquo (C99)
fma (C99)
fmax (C99)
fmin (C99)
fdim (C99)
nan
nanf
nanl
(C99)
(C99)
(C99)
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 (C99)
expm1 (C99)
log
log10
log1p (C99)
log2 (C99)
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 (C99)
hypot (C99)
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.
sinh
cosh
tanh
asinh (C99)
acosh (C99)
atanh (C99)
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 (C99)
erfc (C99)
lgamma (C99)
tgamma (C99)
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.
ceil
floor
round
lround
llround
(C99)
(C99)
(C99)
trunc (C99)
nearbyint (C99)
rint
lrint
llrint
(C99)
(C99)
(C99)
Flottant fonctions de manipulation de points
Original:
Floating point manipulation functions
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
ldexp
scalbn
scalbln
(C99)
(C99)
ilogb (C99)
logb (C99)
Classification
Original:
Classification
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
fpclassify (C99)
isfinite (C99)
isinf (C99)
isnan (C99)
isnormal (C99)
signbit (C99)
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.
FP_NORMAL
FP_SUBNORMAL
FP_ZERO
FP_INFINITE
FP_NAN
(C99)
(C99)
(C99)
(C99)
(C99)
 
Defined in header <math.h>
#define isinf(arg) /* implementation defined */
Détermine si la donnée arg flottante numéro de point est infini positif ou négatif. La macro renvoie une valeur entière .
Original:
Determines if the given floating point number arg is positive or negative infinity. The macro returns an integral value.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[modifier] Paramètres

arg -
valeur du point flottant
Original:
floating point value
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[modifier] Retourne la valeur

Non nulle valeur intégrale si arg est infini, 0 autrement .
Original:
Nonzero integral value if arg is infinite, 0 otherwise.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[modifier] Voir aussi

catégorise la valeur du point donné flottante
Original:
categorizes the given floating point value
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(fonction) [edit]
(C99)
vérifie si le nombre donné a une valeur finie
Original:
checks if the given number has finite value
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(fonction) [edit]
(C99)
vérifie si le nombre donné est NaN
Original:
checks if the given number is NaN
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(fonction) [edit]
(C99)
vérifie si le nombre donné est normal
Original:
checks if the given number is normal
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(fonction) [edit]