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isnan

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< c‎ | numeric‎ | math

 
 
 
Funciones matemáticas comunes
Funciones
Original:
Functions
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Operaciones básicas
Original:
Basic operations
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(C99)
(C99)
(C99)
(C99)
(C99)
(C99)(C99)(C99)
Funciones exponenciales
Original:
Exponential functions
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(C99)
(C99)
(C99)
(C99)
Funciones de energía
Original:
Power functions
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(C99)
(C99)
Funciones trigonométricas e hiperbólicas
Original:
Trigonometric and hyperbolic functions
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(C99)
(C99)
(C99)
Error gamma y funciones
Original:
Error and gamma functions
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(C99)
(C99)
(C99)
(C99)
Más cerca de las operaciones con enteros en coma flotante
Original:
Nearest integer floating point operations
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(C99)(C99)(C99)
(C99)
(C99)(C99)(C99)
Funciones de punto flotante de manipulación
Original:
Floating point manipulation functions
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(C99)(C99)
(C99)
(C99)
Clasificación
Original:
Classification
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(C99)
isnan
(C99)
(C99)
Constantes Macro
Original:
Macro constants
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Definido en la cabecera <math.h>
#define isnan(arg) /* implementation defined */
(desde C99)
Determina si el dado arg número de punto flotante no-un número-es (NaN). La macro devuelve un valor entero .
Original:
Determines if the given floating point number arg is not-a-number (NaN). The macro returns an integral value.
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[editar] Parámetros

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

Valor distinto de cero si arg integral es NaN, 0 de otra manera .
Original:
Nonzero integral value if arg is NaN, 0 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]
Comprueba si el número dado tiene un valor finito
Original:
checks if the given number has finite value
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(función) [editar]
(C99)
comprueba si el número dado es infinito
Original:
checks if the given number is infinite
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(función) [editar]
comprueba si el número dado es normal
Original:
checks if the given number is normal
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(función) [editar]