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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C++

Langage

Concepts

Bibliothèque d'utilitaires

Bibliothèque pour les chaînes de caractères

Bibliothèque de conteneurs

Bibliothèque d'algorithmes

Bibliothèque d'itérateurs

Bibliothèque pour le calcul numérique

Bibliothèque pour les entrées/sorties

Bibliothèque pour la régionalisation

Bibliothèque pour les expressions régulières (C++11)

Bibliothèque pour les opérations atomiques (C++11)

Bibliothèque pour les processus légers (threads) (C++11)

 

Bibliothèque Numerics

Fonctions mathématiques courantes

Virgule flottante environnement

Nombres complexes

Tableaux numériques

La génération de nombres pseudo-aléatoires

Moment de la compilation arithmétique rationnelle (C++11)

Génériques des opérations numériques 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

 

std::valarray

Les fonctions membres Original: Member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
valarray::valarray valarray::~valarray valarray::operator= valarray::operator[] valarray::swap valarray::size valarray::resize valarray::sum valarray::min valarray::max valarray::shift valarray::cshift valarray::apply	valarray::operator+ valarray::operator- valarray::operator~ valarray::operator! valarray::operator+= valarray::operator-= valarray::operator*= valarray::operator/= valarray::operator%= valarray::operator&= valarray::operator|= valarray::operator^= valarray::operator<<= valarray::operator>>=
Tiers fonctions Original: Non-member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
swap (C++11) begin (C++11) end (C++11) abs exp log log10 pow sqrt sin cos tan asin acos atan atan2 sinh cosh tanh	operator* operator/ operator% operator+ operator- operator^ None operator& operator| operator<< operator>> operator&& operator None operator== operator!= operator< operator> operator<= operator>=
Classes d'aide Original: Helper classes The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
slice_array gslice_array indirect_array	slice gslice mask_array

 

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Déclaré dans l'en-tête <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)

Élève une valeur à une puissance .

Original:

Raises a value to a power.

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1)

Calcule les valeurs de chaque élément dans le tableau numérique base élevé à la puissance spécifiée par l'élément correspondant de la matrice exp numérique .

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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Le comportement est indéfini si base.size() != exp.size() .

Original:

The behavior is undefined if base.size() != exp.size().

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2)

Calcule les valeurs de chaque élément dans le tableau numérique base élevé à la puissance vexp .

Original:

Computes the values of each element in the numeric array base raised to the power vexp.

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3)

Calcule les valeurs de vbase élevé à la puissance définie par les éléments de la matrice numérique exp .

Original:

Computes the values of vbase raised to the power defined by the elements in the numeric array exp.

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Paramètres

base	-	tableau numérique contenant des valeurs de la base Original: numeric array containing the values of the base The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
exp	-	tableau numérique contenant les valeurs de l'exposant Original: numeric array containing the values of the exponent The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
vbase	-	une valeur définissant la base Original: a value defining the base The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
vexp	-	définir une valeur de l'exposant Original: a value defining the exponent The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Retourne la valeur

Un tableau numérique contenant les résultats de l'exponentiation .

Original:

A numeric array containing the results of exponentiation.

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Notes

Fonction sans réserve (pow) est utilisé pour effectuer le calcul. Si cette fonction n'est pas disponible, std::pow est utilisé en raison de l'argument de recherche sous la g .

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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La fonction peut être mise en œuvre avec le type de retour différent de std::valarray. Dans ce cas, le type de remplacement a les propriétés suivantes:

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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• Toutes les fonctions de membre de const std::valarray sont fournis .

  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 et std::indirect_array peut être construit à partir du type de remplacement .

  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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• Toutes les fonctions acceptant un argument de type de const std::valarray& devrait également accepter le type de remplacement .

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  All functions accepting a arguments of type const std::valarray& should also accept the replacement type.

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• Toutes les fonctions qui acceptent deux arguments de type de const std::valarray& devrait accepter toutes les combinaisons de const std::valarray& et le type de remplacement .

  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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Voir aussi

pow	soulève un certain nombre à la puissance donnée (xy) Original: raises a number to the given power (xy) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction)