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std::isfinite

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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
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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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isfinite
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Constantes Macro
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Macro constants
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Definido en la cabecera <cmath>
bool isfinite( float arg );
(desde C++11)
bool isfinite( double arg );
(desde C++11)
bool isfinite( long double arg );
(desde C++11)
Determina si el dado arg número de punto flotante tiene un valor finito es decir, es normal, subnormal o cero, pero no infinito o NAN .
Original:
Determines if the given floating point number arg has finite value i.e. it is normal, subnormal or zero, but not infinite or NAN.
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[editar] Parámetros

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

Valor true arg si tiene un valor finito, false lo contrario
Original:
true value if arg has finite value, false otherwise
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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]
(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]