std::nextafter, std::nexttoward

 

C++

Linguagem

Conceitos

Biblioteca de utilitários

Biblioteca cordas

Recipientes biblioteca

Biblioteca algoritmos

Biblioteca iteradores

Biblioteca numéricos

De entrada / saída da biblioteca

Biblioteca localizações

Biblioteca de expressões regulares (C++11)

Biblioteca operações atômica (C++11)

Biblioteca de suporte a discussão (C++11)

 

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 The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

iota (C++11)

accumulate

inner_product

adjacent_difference

partial_sum

 

Funções matemáticas comuns

Funções Original: Functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
Operações básicas Original: Basic operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
abs(int) labs llabs imaxabs (C++11) abs(float) fabs div ldiv lldiv imaxdiv (C++11) fmod	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 The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
exp exp2 (C++11) expm1 (C++11)	log log10 log1p (C++11) log2 (C++11)
Funções de poder Original: Power functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
sqrt cbrt (C++11)	hypot (C++11) pow
Funções trigonométricas e hiperbólicas Original: Trigonometric and hyperbolic functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
sin cos tan asin acos atan atan2	sinh cosh tanh asinh (C++11) acosh (C++11) atanh (C++11)

Erro e funções gamma Original: Error and gamma functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
erf (C++11) erfc (C++11)	lgamma (C++11) tgamma (C++11)
Número inteiro mais próximo de operações de ponto flutuante Original: Nearest integer floating point operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
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 Original: Floating point manipulation functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
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 Original: Classification/Comparison The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
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 Original: Macro constants The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
HUGE_VALF HUGE_VAL HUGE_VALL (C++11) (C++11) INFINITY (C++11) NAN (C++11) math_errhandling MATH_ERRNO MATH_ERREXCEPT (C++11)	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       nextafter( float from, float to );	(1)	(a partir do C++ 11)
double      nextafter( double from, double to );	(2)	(a partir do C++ 11)
long double nextafter( long double from, long double to );	(3)	(a partir do C++ 11)
Promoted    nextafter( Arithmetic from, Arithmetic to );	(4)	(a partir do C++ 11)
float       nexttoward( float from, long double to );	(5)	(a partir do C++ 11)
double      nexttoward( double from, long double to );	(6)	(a partir do C++ 11)
long double nexttoward( long double from, long double to );	(7)	(a partir do C++ 11)
double      nexttoward( Integral from, long double to );	(8)	(a partir do C++ 11)

Retorna o próximo valor representável de from na direção de to. Se from igual a to, to é retornado.

Original:

Returns the next representable value of from in the direction of to. If from equals to to, to is returned.

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4)

Se algum argumento tem tipo integral, ele é convertido para double. Se qualquer outro argumento é long double, em seguida, o tipo de retorno é long double, caso contrário é double

Original:

If any argument has integral type, it is cast to double. If any other argument is long double, then the return type is long double, otherwise it is double

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Parâmetros

from, to

-

valores de ponto flutuante Original: floating point values The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Valor de retorno

o próximo valor de from representável no sentido de to.

Original:

the next representable value of from in the direction of to.

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