Espacios de nombres
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FP_NORMAL, FP_SUBNORMAL, FP_ZERO, FP_INFINITE, FP_NAN

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< cpp‎ | numeric‎ | math

 
 
Numéricos biblioteca
Funciones matemáticas comunes
Floating-point medio ambiente
Los números complejos
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Pseudo-aleatoria de generación de números
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Genéricos operaciones numéricas
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Generic numeric operations
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Funciones matemáticas comunes
Funciones
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Functions
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Operaciones básicas
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Basic operations
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Funciones exponenciales
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Exponential functions
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Funciones de energía
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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
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Error and gamma functions
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Más cerca de las operaciones con enteros en coma flotante
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Nearest integer floating point operations
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Funciones de punto flotante de manipulación
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Floating point manipulation functions
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Clasificación / Comparación
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Classification/Comparison
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Constantes Macro
Original:
Macro constants
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FP_NORMALFP_SUBNORMALFP_ZEROFP_INFINITEFP_NAN
(C++11)(C++11)(C++11)(C++11)(C++11)
 
Definido en la cabecera <cmath>
#define FP_NORMAL    /*implementation defined*/
(desde C++11)
#define FP_SUBNORMAL /*implementation defined*/
(desde C++11)
#define FP_ZERO      /*implementation defined*/
(desde C++11)
#define FP_INFINITE  /*implementation defined*/
(desde C++11)
#define FP_NAN       /*implementation defined*/
(desde C++11)
El FP_NORMAL, FP_SUBNORMAL, FP_ZERO, FP_INFINITE, FP_NAN macros representan cada uno una categoría distinta de números de punto flotante. Todos se expandirá a una expresión constante entera .
Original:
The FP_NORMAL, FP_SUBNORMAL, FP_ZERO, FP_INFINITE, FP_NAN macros each represent a distinct category of floating-point numbers. They all expand to an integer constant expression.
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Constant
Original:
Constant
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Explanation
FP_NORMAL
indica que el valor es normal, es decir, no un infinito, subnormal, no un número-o cero
Original:
indicates that the value is normal, i.e. not an infinity, subnormal, not-a-number or zero
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FP_SUBNORMAL
indica que el valor es inferior a la normal'
Original:
indicates that the value is subnormal
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FP_ZERO
indica que el valor es cero positivo o negativo
Original:
indicates that the value is positive or negative zero
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FP_INFINITE
indica que el valor no es representable por el tipo subyacente (infinito positivo o negativo)
Original:
indicates that the value is not representable by the underlying type (positive or negative infinity)
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FP_NAN
indica que el valor no-un número-es (NaN)
Original:
indicates that the value is not-a-number (NaN)
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[editar] Ver también

clasifica el valor dado en coma flotante
Original:
categorizes the given floating point value
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(función) [editar]