Espaços nominais
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erf

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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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remainder(C99)
remquo(C99)
fma(C99)
fmax(C99)
fmin(C99)
fdim(C99)
nan
nanf
nanl
(C99)
(C99)
(C99)
Funções exponenciais
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Exponential functions
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exp
exp2(C99)
expm1(C99)
log
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log1p(C99)
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Funções de poder
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Power functions
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sqrt
cbrt(C99)
hypot(C99)
pow
Funções trigonométricas e hiperbólicas
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Trigonometric and hyperbolic functions
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sinh
cosh
tanh
asinh(C99)
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atanh(C99)
Erro e funções gamma
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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
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Nearest integer floating point operations
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ceil
floor
round
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(C99)
(C99)
(C99)
trunc(C99)
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rint
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(C99)
(C99)
(C99)
Flutuando funções de manipulação de pontos
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Floating point manipulation functions
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ldexp
scalbn
scalbln
(C99)
(C99)
ilogb(C99)
logb(C99)
Classificação
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Classification
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fpclassify(C99)
isfinite(C99)
isinf(C99)
isnan(C99)
isnormal(C99)
signbit(C99)
Constantes de macros
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Macro constants
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Defined in header <math.h>
float       erff( float arg );
double      erf( double arg );
long double erfl( long double arg );
Calcula a função de erro de arg.
Original:
Computes the função de erro of arg.
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Índice

[editar] Parâmetros

arg -
flutuando valor de ponto
Original:
floating point value
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[editar] Valor de retorno

O valor da função de erro de arg, isto é
2
π
arg
0
e-t2
dt
.
Original:
The value of the error function of arg, that is
2
π
arg
0
e-t2
dt
.
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[editar] Exemplo

[editar] Veja também

(C99)
função de erro complementar
Original:
complementary error function
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(função) [edit]

[editar] Links externos

Weisstein, Eric W. "Erf." De MathWorld - Um recurso Web Wolfram.
Original:
Weisstein, Eric W. "Erf." From MathWorld--A Wolfram Web Resource.
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