pow

 

C

Idioma

Escriba apoyo

Gestión de memoria dinámica

Gestión de errores

Programa de servicios públicos

Fecha y hora de los servicios públicos

Strings biblioteca

Algoritmos

Numéricos

Entrada / salida de apoyo

Localización de apoyo

Tema de ayuda (C11)

Operaciones atómicas (C11)

 

Numéricos

Funciones matemáticas comunes

Floating-point medio ambiente

Complex number arithmetics

Generación de números aleatorios

De tipo genérico matemáticas

 

Funciones matemáticas comunes

Funciones Original: Functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
Operaciones básicas 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 labs llabs imaxabs (C99) fabs div ldiv lldiv imaxdiv (C99) fmod	remainder (C99) remquo (C99) fma (C99) fmax (C99) fmin (C99) fdim (C99) nan nanf nanl (C99) (C99) (C99)
Funciones exponenciales 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)
Funciones de energía 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
Funciones trigonométricas e hiperbólicas 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 (C99) acosh (C99) atanh (C99)
Error gamma y funciones 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)
Más cerca de las operaciones con enteros en coma flotante 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)
Funciones de punto flotante de manipulación 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)	frexp modf nextafter nexttoward (C99) (C99) copysign (C99)
Clasificación 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)
Constantes Macro 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 (C99) (C99)	FP_NORMAL FP_SUBNORMAL FP_ZERO FP_INFINITE FP_NAN (C99) (C99) (C99) (C99) (C99)

 

Defined in header <math.h>
float       powf( float base, float exp );
double      pow( double base, double exp );
long double powl( long double base, long double exp );

Calcula el valor de base elevado a la potencia exp o iexp .

Original:

Computes the value of base raised to the power exp or iexp.

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Parámetros

base	-	base como valor de punto flotante Original: base as 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.
exp	-	exponente como valor de punto flotante Original: exponent as 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.
iexp	-	exponente como valor entero Original: exponent as integer value The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Valor de retorno

base planteada por el poder (o exp iexp) .

Original:

base raised by power (exp or iexp).

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Error de dominio si base es 0 y exp es menor que o igual a ​0​. NAN se devuelve en ese caso .

Original:

Domain error occurs if base is 0 and exp is less than or equal to ​0​. NAN is returned in that case.

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Error de dominio si base es negativo y exp no es un valor entero. NAN se devuelve en ese caso .

Original:

Domain error occurs if base is negative and exp is not an integer value. NAN is returned in that case.

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Rango de error se produce si un overflow ocurre. HUGEVAL se devuelve en ese caso .

Original:

Range error occurs if an overflow takes place. HUGEVAL is returned in that case.

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Ver también

exp	regresa e elevado a la potencia dada (ex) Original: returns e raised to the given power (ex) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (función)
log	calcula natural (base e) logaritmo (base e) (ln(x)) Original: computes natural (base e) logarithm (to base e) (ln(x)) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (función)
sqrt	calcula la raíz cuadrada (√x) Original: computes square root (√x) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (función)
cbrt (C99)	calcula cúbico raíz (3√x) Original: computes cubic root (3√x) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (función)
C++ documentation for pow