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std::fpclassify

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< 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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Funciones matemáticas comunes
Funciones
Original:
Functions
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Operaciones básicas
Original:
Basic operations
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Funciones exponenciales
Original:
Exponential functions
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Funciones de energía
Original:
Power functions
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Funciones trigonométricas e hiperbólicas
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Trigonometric and hyperbolic functions
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Error gamma y funciones
Original:
Error and gamma functions
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Más cerca de las operaciones con enteros en coma flotante
Original:
Nearest integer floating point operations
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Funciones de punto flotante de manipulación
Original:
Floating point manipulation functions
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Clasificación / Comparación
Original:
Classification/Comparison
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fpclassify
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Constantes Macro
Original:
Macro constants
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Definido en la cabecera <cmath>
int fpclassify( float arg );
(desde C++11)
int fpclassify( double arg );
(desde C++11)
int fpclassify( long double arg );
(desde C++11)
Clasifica arg valor del punto flotante en las siguientes categorías: cero, subnormal, normal, infinitos, NAN, o definido por la implantación categoría .
Original:
Categorizes floating point value arg into the following categories: zero, subnormal, normal, infinite, NAN, or implementation-defined category.
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[editar] Parámetros

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

uno de FP_INFINITE, FP_NAN, FP_NORMAL, FP_SUBNORMAL, FP_ZERO o aplicación tipo definido, especificando la categoría de arg .
Original:
one of FP_INFINITE, FP_NAN, FP_NORMAL, FP_SUBNORMAL, FP_ZERO or implementation-defined type, specifying the category of arg.
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[editar] Ver también

(C++11)
Comprueba si el número dado tiene un valor finito
Original:
checks if the given number has finite value
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(función) [editar]
(C++11)
comprueba si el número dado es infinito
Original:
checks if the given number is infinite
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(función) [editar]
(C++11)
Comprueba si el número dado es NaN
Original:
checks if the given number is NaN
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(función) [editar]
(C++11)
comprueba si el número dado es normal
Original:
checks if the given number is normal
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(función) [editar]
proporciona una interfaz para las propiedades de consulta de todos los tipos numéricos fundamentales .
Original:
provides an interface to query properties of all fundamental numeric types.
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(plantilla de clase) [editar]