Espaços nominais
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pow

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< c‎ | numeric‎ | math

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C
 
Numéricos
 
Funções matemáticas comuns
Funções
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Functions
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Operações básicas
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Basic operations
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Funções exponenciais
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Exponential functions
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Funções de poder
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Power functions
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pow
Funções trigonométricas e hiperbólicas
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Trigonometric and hyperbolic functions
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Erro e funções gamma
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Error and gamma functions
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Número inteiro mais próximo de operações de ponto flutuante
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Nearest integer floating point operations
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Flutuando funções de manipulação de pontos
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Floating point manipulation functions
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Classificação
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Classification
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Constantes de macros
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Macro constants
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Definido no cabeçalho <math.h>
float       powf( float base, float exp );
double      pow( double base, double exp );
long double powl( long double base, long double exp );
Calcula o valor de base elevado à potência exp ou iexp.
Original:
Computes the value of base raised to the power exp or iexp.
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[editar] Parâmetros

base -
base como valor de ponto flutuante
Original:
base as floating point value
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exp -
expoente como valor de ponto flutuante
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exponent as floating point value
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iexp -
expoente como valor inteiro
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exponent as integer value
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[editar] Valor de retorno

base levantada pela corrente (ou exp iexp).
Original:
base raised by power (exp or iexp).
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Domínio de erro ocorre se base é 0 e exp é inferior ou igual a ​0​. NAN é devolvido em caso.
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Domain error occurs if base is 0 and exp is less than or equal to ​0​. NAN is returned in that case.
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Domínio de erro ocorre se base é negativo e exp não é um valor inteiro. NAN é devolvido em caso.
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Domain error occurs if base is negative and exp is not an integer value. NAN is returned in that case.
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Faixa de erro ocorre se um estouro ocorre. HUGEVAL é devolvido em caso.
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Range error occurs if an overflow takes place. HUGEVAL is returned in that case.
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[editar] Veja também
retorna e elevado à potência dada (ex)
Original:
returns e raised to the given power (ex)
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(função) [edit]
calcula natural (base e) logaritmo (de base e) (ln(x))
Original:
computes natural (base e) logarithm (to base e) (ln(x))
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(função) [edit]
Calcula a raiz quadrada (√x)
Original:
computes square root (√x)
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Calcula a raiz cúbica (3√x)
Original:
computes cubic root (3√x)
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(função) [edit]
C++ documentation for pow
Obtida de "https://pt.cppreference.com/mwiki/index.php?title=c/numeric/math/pow&oldid=19721"