Espaços nominais
Variantes
Acções

std::exp

Da cppreference.com
< cpp‎ | numeric‎ | math

 
 
Biblioteca numéricos
Funções matemáticas comuns
De ponto flutuante ambiente
Números complexos
Matrizes numéricas
Pseudo-aleatório de geração de números
Tempo de compilação aritmética racional (C++11)
Genéricos operações numéricas
Original:
Generic numeric operations
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iota(C++11)
accumulate
inner_product
adjacent_difference
partial_sum
 
Funções matemáticas comuns
Funções
Original:
Functions
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Operações básicas
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Basic operations
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remainder(C++11)
remquo(C++11)
fma(C++11)
fmax(C++11)
fmin(C++11)
fdim(C++11)
nan
nanf
nanl
(C++11)
(C++11)
(C++11)
Funções exponenciais
Original:
Exponential functions
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exp
exp2(C++11)
expm1(C++11)
log
log10
log1p(C++11)
log2(C++11)
Funções de poder
Original:
Power functions
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sqrt
cbrt(C++11)
hypot(C++11)
pow
Funções trigonométricas e hiperbólicas
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Trigonometric and hyperbolic functions
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sinh
cosh
tanh
asinh(C++11)
acosh(C++11)
atanh(C++11)
Erro e funções gamma
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Error and gamma functions
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erf(C++11)
erfc(C++11)
lgamma(C++11)
tgamma(C++11)
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
lround
llround
(C++11)
(C++11)
(C++11)
trunc(C++11)
nearbyint(C++11)
rint
lrint
llrint
(C++11)
(C++11)
(C++11)
Flutuando funções de manipulação de pontos
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Floating point manipulation functions
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ldexp
scalbn
scalbln
(C++11)
(C++11)
ilogb(C++11)
logb(C++11)
frexp
modf
nextafter
nexttoward
(C++11)
(C++11)
copysign(C++11)
Classificação / Comparação
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Classification/Comparison
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fpclassify(C++11)
isfinite(C++11)
isinf(C++11)
isnan(C++11)
isnormal(C++11)
signbit(C++11)
isgreater(C++11)
isgreaterequal(C++11)
isless(C++11)
islessequal(C++11)
islessgreater(C++11)
isunordered(C++11)
Constantes de macros
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Macro constants
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FP_NORMAL
FP_SUBNORMAL
FP_ZERO
FP_INFINITE
FP_NAN
(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
 
Defined in header <cmath>
float       exp( float arg );
double      exp( double arg );
long double exp( long double arg );
double      exp( Integral arg );
(a partir do C++ 11)
calcula a e (número de Euler, 2.7182818) elevado à potência dada arg
Original:
Computes the e (Euler's number, 2.7182818) raised to the given power arg
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[editar] Parâmetros

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

e elevado à potência arg
Original:
e raised to the power arg
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Se o resultado é muito grande para o tipo de base, o erro ocorre gama e HUGE_VAL é retornado.
Original:
If the result is too large for the underlying type, range error occurs and HUGE_VAL is returned.
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[editar] Veja também

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]
levanta uma série para o poder dado (xy)
Original:
raises a number to the given power (xy)
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(função) [edit]
potência complexa, um ou ambos os argumentos pode ser um número complexo
Original:
complex power, one or both arguments may be a complex number
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(modelo de função) [edit]
aplica-se a função de dois std::pow valarrays ou um valarray e um valor
Original:
applies the function std::pow to two valarrays or a valarray and a value
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(modelo de função) [edit]