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std::sqrt<div class="t-tr-text">(Std :: complexe)<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::complex)</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 | complex

 
 
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
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iota (C++11)
accumulate
inner_product
adjacent_difference
partial_sum
 
Nombres complexes
Les fonctions membres
Original:
Member functions
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complex::complex
complex::operator=
complex::real
complex::imag
complex::operator+=
complex::operator-=
complex::operator*=
complex::operator/=
Tiers fonctions
Original:
Non-member functions
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operator==
operator!=
operator<<
operator>>
real
imag
abs
arg
norm
conj
proj (C++11)
polar
Les fonctions exponentielles
Original:
Exponential functions
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exp
log
log10
Les fonctions de puissance
Original:
Power functions
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pow
sqrt
Les fonctions trigonométriques
Original:
Trigonometric functions
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asin (C++11)
acos (C++11)
atan (C++11)
Fonctions hyperboliques
Original:
Hyperbolic functions
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asinh (C++11)
acosh (C++11)
atanh (C++11)
 
Defined in header <complex>
template< class T >
complex<T> sqrt( const complex<T>& x );
Calcule la racine carrée de la x nombre complexe .
Original:
Computes the square root of the complex number x.
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Les coupures de branche sont le long de l'axe réel négatif. sqrt calcule la racine carrée de l'ordre de la demi-plan droit. Si x est un nombre réel négatif, la valeur de retour va se coucher sur l'axe imaginaire positive .
Original:
The branch cuts are along the negative real axis. sqrt computes the square root in the range of the right half-plane. If x is a negative real number, the return value will lie on the positive imaginary axis.
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[modifier] Paramètres

x -
nombre complexe de prendre la racine carrée de
Original:
complex number to take the square root of
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[modifier] Retourne la valeur

la racine carrée de x .
Original:
the square root of x.
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[modifier] Voir aussi

puissance complexe, une ou deux arguments peut être un nombre complexe
Original:
complex power, one or both arguments may be a complex number
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(fonction générique) [edit]