Espacios de nombres
Variantes
Acciones

std::abs<div class="t-tr-text">(Float)<div class="t-tr-dropdown"><div><div><div class="t-tr-dropdown-arrow-border"></div><div class="t-tr-dropdown-arrow"></div><div class="t-tr-dropdown-h">Original:</div><div class="t-tr-dropdown-orig">(float)</div><div class="t-tr-dropdown-notes">The text has been machine-translated via [http://translate.google.com Google Translate].<br/> You can help to correct and verify the translation. Click [http://en.cppreference.com/w/Cppreference:MachineTranslations here] for instructions.</div></div></div></div></div>, std::fabs

De cppreference.com
< cpp‎ | numeric‎ | math

 
 
Numéricos biblioteca
Funciones matemáticas comunes
Floating-point medio ambiente
Los números complejos
Matrices numéricas
Pseudo-aleatoria de generación de números
En tiempo de compilación aritmética racional (C++11)
Genéricos operaciones numéricas
Original:
Generic numeric operations
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iota(C++11)
accumulate
inner_product
adjacent_difference
partial_sum
 
Funciones matemáticas comunes
Funciones
Original:
Functions
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Operaciones básicas
Original:
Basic operations
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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)
Funciones exponenciales
Original:
Exponential functions
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exp
exp2(C++11)
expm1(C++11)
log
log10
log1p(C++11)
log2(C++11)
Funciones de energía
Original:
Power functions
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sqrt
cbrt(C++11)
hypot(C++11)
pow
Funciones trigonométricas e hiperbólicas
Original:
Trigonometric and hyperbolic functions
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sinh
cosh
tanh
asinh(C++11)
acosh(C++11)
atanh(C++11)
Error gamma y funciones
Original:
Error and gamma functions
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erf(C++11)
erfc(C++11)
lgamma(C++11)
tgamma(C++11)
Más cerca de las operaciones con enteros en coma flotante
Original:
Nearest integer floating point operations
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ceil
floor
round
lround
llround
(C++11)
(C++11)
(C++11)
trunc(C++11)
nearbyint(C++11)
rint
lrint
llrint
(C++11)
(C++11)
(C++11)
Funciones de punto flotante de manipulación
Original:
Floating point manipulation functions
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ldexp
scalbn
scalbln
(C++11)
(C++11)
ilogb(C++11)
logb(C++11)
frexp
modf
nextafter
nexttoward
(C++11)
(C++11)
copysign(C++11)
Clasificación / Comparación
Original:
Classification/Comparison
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fpclassify(C++11)
isfinite(C++11)
isinf(C++11)
isnan(C++11)
isnormal(C++11)
signbit(C++11)
isgreater(C++11)
isgreaterequal(C++11)
isless(C++11)
islessequal(C++11)
islessgreater(C++11)
isunordered(C++11)
Constantes Macro
Original:
Macro constants
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FP_NORMAL
FP_SUBNORMAL
FP_ZERO
FP_INFINITE
FP_NAN
(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
 
Defined in header <cmath>
float       abs( float arg );
double      abs( double arg );
long double abs( long double arg );
float       fabs( float arg );
double      fabs( double arg );
long double fabs( long double arg );
double      fabs( Integral arg );
(desde C++11)
Calcula el valor absoluto de un valor de punto flotante arg .
Original:
Computes the absolute value of a floating point value arg.
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[editar] Parámetros

arg -
flotando valor en puntos
Original:
floating point value
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[editar] Valor de retorno

el valor absoluto de arg (|arg|)
Original:
the absolute value of arg (|arg|)
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[editar] Ver también

calcula el valor absoluto de un valor de la integral (|x|)
Original:
computes absolute value of an integral value (|x|)
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(función) [edit]
(C++11)
comprueba si el número dado es negativo
Original:
checks if the given number is negative
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(función) [edit]
devuelve la magnitud de un número complejo
Original:
returns the magnitude of a complex number
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(función de plantilla) [edit]
se aplica la std::abs función a cada elemento de valarray
Original:
applies the function std::abs to each element of valarray
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(función de plantilla) [edit]