Espaços nominais
Variantes
Acções

pow

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< c‎ | numeric‎ | math

 
 
 
Funções matemáticas comuns
Funções
Original:
Functions
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Operações básicas
Original:
Basic operations
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remainder(C99)
remquo(C99)
fma(C99)
fmax(C99)
fmin(C99)
fdim(C99)
nan
nanf
nanl
(C99)
(C99)
(C99)
Funções exponenciais
Original:
Exponential functions
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exp
exp2(C99)
expm1(C99)
log
log10
log1p(C99)
log2(C99)
Funções de poder
Original:
Power functions
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sqrt
cbrt(C99)
hypot(C99)
pow
Funções trigonométricas e hiperbólicas
Original:
Trigonometric and hyperbolic functions
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sinh
cosh
tanh
asinh(C99)
acosh(C99)
atanh(C99)
Erro e funções gamma
Original:
Error and gamma functions
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erf(C99)
erfc(C99)
lgamma(C99)
tgamma(C99)
Número inteiro mais próximo de operações de ponto flutuante
Original:
Nearest integer floating point operations
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ceil
floor
round
lround
llround
(C99)
(C99)
(C99)
trunc(C99)
nearbyint(C99)
rint
lrint
llrint
(C99)
(C99)
(C99)
Flutuando funções de manipulação de pontos
Original:
Floating point manipulation functions
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ldexp
scalbn
scalbln
(C99)
(C99)
ilogb(C99)
logb(C99)
Classificação
Original:
Classification
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fpclassify(C99)
isfinite(C99)
isinf(C99)
isnan(C99)
isnormal(C99)
signbit(C99)
Constantes de macros
Original:
Macro constants
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Defined in header <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
Original:
exponent as floating point value
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iexp -
expoente como valor inteiro
Original:
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.
Original:
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.
Original:
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.
Original:
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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(função) [edit]
(C99)
Calcula a raiz cúbica (3x)
Original:
computes cubic root (3x)
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(função) [edit]