std::sqrt
Da cppreference.com.
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| Elemento definito nell'header <cmath>
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| float sqrt( float arg ); |
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| double sqrt( double arg ); |
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| long double sqrt( long double arg ); |
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| double sqrt( Integral arg ); |
(dal C++11) | |
Calcola la radice quadrata di
arg.Original:
Computes square root of
arg.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
[modifica] Parametri
| arg | - | virgola mobile o valore intero
Original: floating point or integer value The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
[modifica] Valore di ritorno
radice quadrata di
arg.Original:
square root of
arg.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Errore di dominio si verifica se
arg è negativo. NAN viene restituito in questo caso.Original:
Domain error occurs if
arg is negative. NAN is returned in that case.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
[modifica] Vedi anche
| (C++11) |
calcola radice cubica (3√x) Original: computes cubic root (3√x) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (funzione) |
| solleva un numero alla potenza data (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. (funzione) | |
| complesso radice quadrata nell'intervallo del semipiano destro Original: complex square root in the range of the right half-plane The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (funzione di modello) | |
| applica la std::sqrt funzione a ogni elemento di valarray Original: applies the function std::sqrt to each element of valarray The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (funzione di modello) | |
