(Std :: valarray)<div class="t-tr-dropdown"><div><div><div class="t-tr-dropdown-arrow-border"></div><div class="t-tr-dropdown-arrow"></div><div class="t-tr-dropdown-h">Original:</div><div class="t-tr-dropdown-orig">(std::valarray)</div><div class="t-tr-dropdown-notes">The text has been machine-translated via [http://translate.google.com Google Translate].<br/> You can help to correct and verify the translation. Click [http://en.cppreference.com/w/Cppreference:MachineTranslations here] for instructions.</div></div></div></div></div> - cppreference.com" /> std::pow<div class="t-tr-text">(Std :: valarray)<div class="t-tr-dropdown"><div><div><div class="t-tr-dropdown-arrow-border"></div><div class="t-tr-dropdown-arrow"></div><div class="t-tr-dropdown-h">Original:</div><div class="t-tr-dropdown-orig">(std::valarray)</div><div class="t-tr-dropdown-notes">The text has been machine-translated via [http://translate.google.com Google Translate].<br/> You can help to correct and verify the translation. Click [http://en.cppreference.com/w/Cppreference:MachineTranslations here] for instructions.</div></div></div></div></div> - cppreference.com
Espaços nominais
Variantes
Acções

std::pow<div class="t-tr-text">(Std :: valarray)<div class="t-tr-dropdown"><div><div><div class="t-tr-dropdown-arrow-border"></div><div class="t-tr-dropdown-arrow"></div><div class="t-tr-dropdown-h">Original:</div><div class="t-tr-dropdown-orig">(std::valarray)</div><div class="t-tr-dropdown-notes">The text has been machine-translated via [http://translate.google.com Google Translate].<br/> You can help to correct and verify the translation. Click [http://en.cppreference.com/w/Cppreference:MachineTranslations here] for instructions.</div></div></div></div></div>

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< cpp‎ | numeric‎ | valarray

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C++
 
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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(C++11)
 
std::valarray
Funções de membro
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Member functions
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Não-membros funções
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Non-member functions
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Classes auxiliares
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Helper classes
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Definido no cabeçalho <valarray>
template< class T >
valarray<T> pow( const valarray<T>& base, const valarray<T>& exp );
 (1)
template< class T >
valarray<T> pow( const valarray<T>& base, const T& vexp );
 (2)
template< class T >
valarray<T> pow( const T& vbase, const valarray<T>& exp );
 (3)
Eleva um valor a uma potência.
Original:
Raises a value to a power.
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1)
Calcula os valores de cada elemento na matriz numérica base elevado à potência especificada pelo elemento correspondente da matriz numérica exp.
Original:
Computes the values of each element in the numeric array base raised to the power specified by the corresponding element from the numeric array exp.
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O comportamento é indefinido se base.size() != exp.size().
Original:
The behavior is undefined if base.size() != exp.size().
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2)
Calcula os valores de cada elemento na matriz numérica base elevado à potência vexp.
Original:
Computes the values of each element in the numeric array base raised to the power vexp.
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3)
Calcula os valores de vbase elevado à potência definida pelos elementos na matriz numérica exp.
Original:
Computes the values of vbase raised to the power defined by the elements in the numeric array exp.
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Índice

[editar] Parâmetros

base -
matriz numérica que contém os valores de base
Original:
numeric array containing the values of the base
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exp -
matriz contendo os valores numéricos do expoente
Original:
numeric array containing the values of the exponent
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vbase -
um valor que define a base
Original:
a value defining the base
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vexp -
um valor que define o expoente
Original:
a value defining the exponent
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[editar] Valor de retorno

A matriz numérica contendo os resultados da exponenciação.
Original:
A numeric array containing the results of exponentiation.
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[editar] Notas

Qualificado de função (pow) é usado para executar o cálculo. Se essa função não estiver disponível, std::pow é utilizado devido ao argumento de pesquisa dependente.
Original:
Unqualified function (pow) is used to perform the computation. If such function is not available, std::pow is used due to argument dependent lookup.
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A função pode ser implementada com o tipo de retorno diferente de std::valarray. Neste caso, o tipo de substituição tem as seguintes propriedades:
Original:
The function can be implemented with the return type different from std::valarray. In this case, the replacement type has the following properties:
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  • Todas as funções const membros std::valarray são fornecidos.
    Original:
    All const member functions of std::valarray are provided.
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  • std::valarray, std::slice_array, std::gslice_array, std::mask_array std::indirect_array e pode ser construído a partir do tipo de reposição.
    Original:
    std::valarray, std::slice_array, std::gslice_array, std::mask_array and std::indirect_array can be constructed from the replacement type.
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  • Todas as funções de aceitar um argumentos de const std::valarray& tipo devem também aceitar o tipo de substituição.
    Original:
    All functions accepting a arguments of type const std::valarray& should also accept the replacement type.
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  • Todas as funções que aceitam dois argumentos do tipo const std::valarray& deve aceitar todas as combinações de const std::valarray& e do tipo de substituição.
    Original:
    All functions accepting two arguments of type const std::valarray& should accept every combination of const std::valarray& and the replacement type.
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[editar] Exemplo

Esta seção está incompleta
Motivo: sem exemplo

[editar] Veja também
levanta uma série para o poder dado (xy)
Original:
raises a number to the given power (xy)
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(função) [edit]
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