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std::sqrt

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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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sqrt
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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
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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
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Classification/Comparison
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Constantes Macro
Original:
Macro constants
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Definido en la cabecera <cmath>
float       sqrt( float arg );
double      sqrt( double arg );
long double sqrt( long double arg );
double      sqrt( Integral arg );
(desde C++11)
Calcula la raíz cuadrada de arg .
Original:
Computes square root of arg.
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[editar] Parámetros

arg -
punto flotante o un valor entero
Original:
floating point or integer value
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[editar] Valor de retorno

raíz cuadrada de arg .
Original:
square root of arg.
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Domain error se produce si arg es negativo. NAN se devuelve en ese caso .
Original:
Domain error occurs if arg is negative. NAN is returned in that case.
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[editar] Ver también

(C++11)
calcula la raíz cúbica (3x)
(función) [editar]
eleva un número a la potencia dada (xy)
Original:
raises a number to the given power (xy)
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(función) [editar]
raíz cuadrada complejo en el intervalo de la derecha del plano medio
Original:
complex square root in the range of the right half-plane
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(plantilla de función) [editar]
se aplica la std::sqrt función a cada elemento de valarray
Original:
applies the function std::sqrt to each element of valarray
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(plantilla de función) [editar]